19208037472

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{2089}}^1$

素因数の和:2197

約数の個数: 144

約数和(自身を含む): 43931432160

約数和(自身を除く): 24723394688

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 31, 32, 46, 52, 62, 92, 104, 124, 184, 208, 248, 299, 368, 403, 416, 496, 598, 713, 736, 806, 961, 992, 1196, 1426, 1612, 1922, 2089, 2392, 2852, 3224, 3844, 4178, 4784, 5704, 6448, 7688, 8356, 9269, 9568, 11408, 12493, 12896, 15376, 16712, 18538, 22103, 22816, 24986, 27157, 30752, 33424, 37076, 44206, 48047, 49972, 54314, 64759, 66848, 74152, 88412, 96094, 99944, 108628, 129518, 148304, 176824, 192188, 199888, 217256, 259036, 287339, 296608, 353648, 384376, 399776, 434512, 518072, 574678, 624611, 707296, 768752, 841867, 869024, 1036144, 1149356, 1249222, 1489457, 1537504, 1683734, 2007529, 2072288, 2298712, 2498444, 2978914, 3367468, 4015058, 4597424, 4996888, 5957828, 6734936, 8030116, 9194848, 9993776, 11915656, 13469872, 16060232, 19362941, 19987552, 23831312, 26097877, 26939744, 32120464, 38725882, 46173167, 47662624, 52195754, 64240928, 77451764, 92346334, 104391508, 154903528, 184692668, 208783016, 309807056, 369385336, 417566032, 600251171, 619614112, 738770672, 835132064, 1200502342, 1477541344, 2401004684, 4802009368, 9604018736, 19208037472]

約数ペア:

[(1, 19208037472), (2, 9604018736), (4, 4802009368), (8, 2401004684), (13, 1477541344), (16, 1200502342), (23, 835132064), (26, 738770672), (31, 619614112), (32, 600251171), (46, 417566032), (52, 369385336), (62, 309807056), (92, 208783016), (104, 184692668), (124, 154903528), (184, 104391508), (208, 92346334), (248, 77451764), (299, 64240928), (368, 52195754), (403, 47662624), (416, 46173167), (496, 38725882), (598, 32120464), (713, 26939744), (736, 26097877), (806, 23831312), (961, 19987552), (992, 19362941), (1196, 16060232), (1426, 13469872), (1612, 11915656), (1922, 9993776), (2089, 9194848), (2392, 8030116), (2852, 6734936), (3224, 5957828), (3844, 4996888), (4178, 4597424), (4784, 4015058), (5704, 3367468), (6448, 2978914), (7688, 2498444), (8356, 2298712), (9269, 2072288), (9568, 2007529), (11408, 1683734), (12493, 1537504), (12896, 1489457), (15376, 1249222), (16712, 1149356), (18538, 1036144), (22103, 869024), (22816, 841867), (24986, 768752), (27157, 707296), (30752, 624611), (33424, 574678), (37076, 518072), (44206, 434512), (48047, 399776), (49972, 384376), (54314, 353648), (64759, 296608), (66848, 287339), (74152, 259036), (88412, 217256), (96094, 199888), (99944, 192188), (108628, 176824), (129518, 148304)]