20107872

素因数分解:

$2^5\times 3^3\times {\mathrm{17}}^1\times {\mathrm{37}}^2$

素因数の和:110

約数の個数: 144

約数和(自身を含む): 63821520

約数和(自身を除く): 43713648

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 32, 34, 36, 37, 48, 51, 54, 68, 72, 74, 96, 102, 108, 111, 136, 144, 148, 153, 204, 216, 222, 272, 288, 296, 306, 333, 408, 432, 444, 459, 544, 592, 612, 629, 666, 816, 864, 888, 918, 999, 1184, 1224, 1258, 1332, 1369, 1632, 1776, 1836, 1887, 1998, 2448, 2516, 2664, 2738, 3552, 3672, 3774, 3996, 4107, 4896, 5032, 5328, 5476, 5661, 7344, 7548, 7992, 8214, 10064, 10656, 10952, 11322, 12321, 14688, 15096, 15984, 16428, 16983, 20128, 21904, 22644, 23273, 24642, 30192, 31968, 32856, 33966, 36963, 43808, 45288, 46546, 49284, 60384, 65712, 67932, 69819, 73926, 90576, 93092, 98568, 131424, 135864, 139638, 147852, 181152, 186184, 197136, 209457, 271728, 279276, 295704, 372368, 394272, 418914, 543456, 558552, 591408, 628371, 744736, 837828, 1117104, 1182816, 1256742, 1675656, 2234208, 2513484, 3351312, 5026968, 6702624, 10053936, 20107872]

約数ペア:

[(1, 20107872), (2, 10053936), (3, 6702624), (4, 5026968), (6, 3351312), (8, 2513484), (9, 2234208), (12, 1675656), (16, 1256742), (17, 1182816), (18, 1117104), (24, 837828), (27, 744736), (32, 628371), (34, 591408), (36, 558552), (37, 543456), (48, 418914), (51, 394272), (54, 372368), (68, 295704), (72, 279276), (74, 271728), (96, 209457), (102, 197136), (108, 186184), (111, 181152), (136, 147852), (144, 139638), (148, 135864), (153, 131424), (204, 98568), (216, 93092), (222, 90576), (272, 73926), (288, 69819), (296, 67932), (306, 65712), (333, 60384), (408, 49284), (432, 46546), (444, 45288), (459, 43808), (544, 36963), (592, 33966), (612, 32856), (629, 31968), (666, 30192), (816, 24642), (864, 23273), (888, 22644), (918, 21904), (999, 20128), (1184, 16983), (1224, 16428), (1258, 15984), (1332, 15096), (1369, 14688), (1632, 12321), (1776, 11322), (1836, 10952), (1887, 10656), (1998, 10064), (2448, 8214), (2516, 7992), (2664, 7548), (2738, 7344), (3552, 5661), (3672, 5476), (3774, 5328), (3996, 5032), (4107, 4896)]