20258316

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{307}}^1$

素因数の和:380

約数の個数: 96

約数和(自身を含む): 57953280

約数和(自身を除く): 37694964

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 47, 52, 54, 78, 94, 108, 117, 141, 156, 188, 234, 282, 307, 351, 423, 468, 564, 611, 614, 702, 846, 921, 1222, 1228, 1269, 1404, 1692, 1833, 1842, 2444, 2538, 2763, 3666, 3684, 3991, 5076, 5499, 5526, 7332, 7982, 8289, 10998, 11052, 11973, 14429, 15964, 16497, 16578, 21996, 23946, 28858, 32994, 33156, 35919, 43287, 47892, 57716, 65988, 71838, 86574, 107757, 129861, 143676, 173148, 187577, 215514, 259722, 375154, 389583, 431028, 519444, 562731, 750308, 779166, 1125462, 1558332, 1688193, 2250924, 3376386, 5064579, 6752772, 10129158, 20258316]

約数ペア:

[(1, 20258316), (2, 10129158), (3, 6752772), (4, 5064579), (6, 3376386), (9, 2250924), (12, 1688193), (13, 1558332), (18, 1125462), (26, 779166), (27, 750308), (36, 562731), (39, 519444), (47, 431028), (52, 389583), (54, 375154), (78, 259722), (94, 215514), (108, 187577), (117, 173148), (141, 143676), (156, 129861), (188, 107757), (234, 86574), (282, 71838), (307, 65988), (351, 57716), (423, 47892), (468, 43287), (564, 35919), (611, 33156), (614, 32994), (702, 28858), (846, 23946), (921, 21996), (1222, 16578), (1228, 16497), (1269, 15964), (1404, 14429), (1692, 11973), (1833, 11052), (1842, 10998), (2444, 8289), (2538, 7982), (2763, 7332), (3666, 5526), (3684, 5499), (3991, 5076)]