20938565522

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{593}}^1\times {\mathrm{2069}}^1$

素因数の和:2747

約数の個数: 64

約数和(自身を含む): 38244856320

約数和(自身を除く): 17306290798

約数列:

[1, 2, 7, 14, 23, 46, 53, 106, 161, 322, 371, 593, 742, 1186, 1219, 2069, 2438, 4138, 4151, 8302, 8533, 13639, 14483, 17066, 27278, 28966, 31429, 47587, 62858, 95174, 95473, 109657, 190946, 219314, 220003, 333109, 440006, 666218, 722867, 767599, 1226917, 1445734, 1535198, 2453834, 2522111, 5044222, 5060069, 8588419, 10120138, 17176838, 17654777, 28219091, 35309554, 56438182, 65026601, 130053202, 197533637, 395067274, 455186207, 910372414, 1495611823, 2991223646, 10469282761, 20938565522]

約数ペア:

[(1, 20938565522), (2, 10469282761), (7, 2991223646), (14, 1495611823), (23, 910372414), (46, 455186207), (53, 395067274), (106, 197533637), (161, 130053202), (322, 65026601), (371, 56438182), (593, 35309554), (742, 28219091), (1186, 17654777), (1219, 17176838), (2069, 10120138), (2438, 8588419), (4138, 5060069), (4151, 5044222), (8302, 2522111), (8533, 2453834), (13639, 1535198), (14483, 1445734), (17066, 1226917), (27278, 767599), (28966, 722867), (31429, 666218), (47587, 440006), (62858, 333109), (95174, 220003), (95473, 219314), (109657, 190946)]