20203669215

素因数分解:

$3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1\times {\mathrm{4013}}^1$

素因数の和:4462

約数の個数: 80

約数和(自身を含む): 37487805696

約数和(自身を除く): 17284136481

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 81, 93, 135, 155, 279, 401, 405, 465, 837, 1203, 1395, 2005, 2511, 3609, 4013, 4185, 6015, 10827, 12039, 12431, 12555, 18045, 20065, 32481, 36117, 37293, 54135, 60195, 62155, 108351, 111879, 124403, 162405, 180585, 186465, 325053, 335637, 373209, 541755, 559395, 622015, 1006911, 1119627, 1609213, 1625265, 1678185, 1866045, 3358881, 4827639, 5034555, 5598135, 8046065, 10076643, 14482917, 16794405, 24138195, 43448751, 49885603, 50383215, 72414585, 130346253, 149656809, 217243755, 249428015, 448970427, 651731265, 748284045, 1346911281, 2244852135, 4040733843, 6734556405, 20203669215]

約数ペア:

[(1, 20203669215), (3, 6734556405), (5, 4040733843), (9, 2244852135), (15, 1346911281), (27, 748284045), (31, 651731265), (45, 448970427), (81, 249428015), (93, 217243755), (135, 149656809), (155, 130346253), (279, 72414585), (401, 50383215), (405, 49885603), (465, 43448751), (837, 24138195), (1203, 16794405), (1395, 14482917), (2005, 10076643), (2511, 8046065), (3609, 5598135), (4013, 5034555), (4185, 4827639), (6015, 3358881), (10827, 1866045), (12039, 1678185), (12431, 1625265), (12555, 1609213), (18045, 1119627), (20065, 1006911), (32481, 622015), (36117, 559395), (37293, 541755), (54135, 373209), (60195, 335637), (62155, 325053), (108351, 186465), (111879, 180585), (124403, 162405)]