20169344

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:98

約数の個数: 128

約数和(自身を含む): 49351680

約数和(自身を除く): 29182336

約数列:

[1, 2, 4, 8, 13, 16, 17, 23, 26, 31, 32, 34, 46, 52, 62, 64, 68, 92, 104, 124, 128, 136, 184, 208, 221, 248, 272, 299, 368, 391, 403, 416, 442, 496, 527, 544, 598, 713, 736, 782, 806, 832, 884, 992, 1054, 1088, 1196, 1426, 1472, 1564, 1612, 1664, 1768, 1984, 2108, 2176, 2392, 2852, 2944, 3128, 3224, 3536, 3968, 4216, 4784, 5083, 5704, 6256, 6448, 6851, 7072, 8432, 9269, 9568, 10166, 11408, 12121, 12512, 12896, 13702, 14144, 16864, 18538, 19136, 20332, 22816, 24242, 25024, 25792, 27404, 28288, 33728, 37076, 38272, 40664, 45632, 48484, 50048, 51584, 54808, 67456, 74152, 81328, 91264, 96968, 109616, 148304, 157573, 162656, 193936, 219232, 296608, 315146, 325312, 387872, 438464, 593216, 630292, 650624, 775744, 876928, 1186432, 1260584, 1551488, 2521168, 5042336, 10084672, 20169344]

約数ペア:

[(1, 20169344), (2, 10084672), (4, 5042336), (8, 2521168), (13, 1551488), (16, 1260584), (17, 1186432), (23, 876928), (26, 775744), (31, 650624), (32, 630292), (34, 593216), (46, 438464), (52, 387872), (62, 325312), (64, 315146), (68, 296608), (92, 219232), (104, 193936), (124, 162656), (128, 157573), (136, 148304), (184, 109616), (208, 96968), (221, 91264), (248, 81328), (272, 74152), (299, 67456), (368, 54808), (391, 51584), (403, 50048), (416, 48484), (442, 45632), (496, 40664), (527, 38272), (544, 37076), (598, 33728), (713, 28288), (736, 27404), (782, 25792), (806, 25024), (832, 24242), (884, 22816), (992, 20332), (1054, 19136), (1088, 18538), (1196, 16864), (1426, 14144), (1472, 13702), (1564, 12896), (1612, 12512), (1664, 12121), (1768, 11408), (1984, 10166), (2108, 9568), (2176, 9269), (2392, 8432), (2852, 7072), (2944, 6851), (3128, 6448), (3224, 6256), (3536, 5704), (3968, 5083), (4216, 4784)]