20860164

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{53}}^1$

素因数の和:134

約数の個数: 108

約数和(自身を含む): 59921316

約数和(自身を除く): 39061152

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 29, 36, 39, 52, 53, 58, 78, 87, 106, 116, 117, 156, 159, 174, 212, 234, 261, 318, 348, 377, 468, 477, 522, 636, 689, 754, 841, 954, 1044, 1131, 1378, 1508, 1537, 1682, 1908, 2067, 2262, 2523, 2756, 3074, 3364, 3393, 4134, 4524, 4611, 5046, 6148, 6201, 6786, 7569, 8268, 9222, 10092, 10933, 12402, 13572, 13833, 15138, 18444, 19981, 21866, 24804, 27666, 30276, 32799, 39962, 43732, 44573, 55332, 59943, 65598, 79924, 89146, 98397, 119886, 131196, 133719, 178292, 179829, 196794, 239772, 267438, 359658, 393588, 401157, 534876, 579449, 719316, 802314, 1158898, 1604628, 1738347, 2317796, 3476694, 5215041, 6953388, 10430082, 20860164]

約数ペア:

[(1, 20860164), (2, 10430082), (3, 6953388), (4, 5215041), (6, 3476694), (9, 2317796), (12, 1738347), (13, 1604628), (18, 1158898), (26, 802314), (29, 719316), (36, 579449), (39, 534876), (52, 401157), (53, 393588), (58, 359658), (78, 267438), (87, 239772), (106, 196794), (116, 179829), (117, 178292), (156, 133719), (159, 131196), (174, 119886), (212, 98397), (234, 89146), (261, 79924), (318, 65598), (348, 59943), (377, 55332), (468, 44573), (477, 43732), (522, 39962), (636, 32799), (689, 30276), (754, 27666), (841, 24804), (954, 21866), (1044, 19981), (1131, 18444), (1378, 15138), (1508, 13833), (1537, 13572), (1682, 12402), (1908, 10933), (2067, 10092), (2262, 9222), (2523, 8268), (2756, 7569), (3074, 6786), (3364, 6201), (3393, 6148), (4134, 5046), (4524, 4611)]