18749544

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:159

約数の個数: 128

約数和(自身を含む): 55296000

約数和(自身を除く): 36546456

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 29, 31, 33, 44, 58, 62, 66, 79, 87, 88, 93, 116, 124, 132, 158, 174, 186, 232, 237, 248, 264, 316, 319, 341, 348, 372, 474, 632, 638, 682, 696, 744, 869, 899, 948, 957, 1023, 1276, 1364, 1738, 1798, 1896, 1914, 2046, 2291, 2449, 2552, 2607, 2697, 2728, 3476, 3596, 3828, 4092, 4582, 4898, 5214, 5394, 6873, 6952, 7192, 7347, 7656, 8184, 9164, 9796, 9889, 10428, 10788, 13746, 14694, 18328, 19592, 19778, 20856, 21576, 25201, 26939, 27492, 29388, 29667, 39556, 50402, 53878, 54984, 58776, 59334, 71021, 75603, 79112, 80817, 100804, 107756, 118668, 142042, 151206, 161634, 201608, 213063, 215512, 237336, 284084, 302412, 323268, 426126, 568168, 604824, 646536, 781231, 852252, 1562462, 1704504, 2343693, 3124924, 4687386, 6249848, 9374772, 18749544]

約数ペア:

[(1, 18749544), (2, 9374772), (3, 6249848), (4, 4687386), (6, 3124924), (8, 2343693), (11, 1704504), (12, 1562462), (22, 852252), (24, 781231), (29, 646536), (31, 604824), (33, 568168), (44, 426126), (58, 323268), (62, 302412), (66, 284084), (79, 237336), (87, 215512), (88, 213063), (93, 201608), (116, 161634), (124, 151206), (132, 142042), (158, 118668), (174, 107756), (186, 100804), (232, 80817), (237, 79112), (248, 75603), (264, 71021), (316, 59334), (319, 58776), (341, 54984), (348, 53878), (372, 50402), (474, 39556), (632, 29667), (638, 29388), (682, 27492), (696, 26939), (744, 25201), (869, 21576), (899, 20856), (948, 19778), (957, 19592), (1023, 18328), (1276, 14694), (1364, 13746), (1738, 10788), (1798, 10428), (1896, 9889), (1914, 9796), (2046, 9164), (2291, 8184), (2449, 7656), (2552, 7347), (2607, 7192), (2697, 6952), (2728, 6873), (3476, 5394), (3596, 5214), (3828, 4898), (4092, 4582)]