20166435289

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{659}}^1\times {\mathrm{1609}}^1$

素因数の和:2318

約数の個数: 64

約数和(自身を含む): 28562688000

約数和(自身を除く): 8396252711

約数列:

[1, 7, 11, 13, 19, 77, 91, 133, 143, 209, 247, 659, 1001, 1463, 1609, 1729, 2717, 4613, 7249, 8567, 11263, 12521, 17699, 19019, 20917, 30571, 50743, 59969, 87647, 94237, 123893, 137731, 146419, 162773, 213997, 230087, 336281, 397423, 659659, 964117, 1060331, 1139411, 1610609, 1790503, 2353967, 2781961, 4371653, 7422317, 11663641, 12533521, 13784303, 20146289, 30601571, 81645487, 96490121, 141024023, 151627333, 221609179, 261901757, 1061391331, 1551264253, 1833312299, 2880919327, 20166435289]

約数ペア:

[(1, 20166435289), (7, 2880919327), (11, 1833312299), (13, 1551264253), (19, 1061391331), (77, 261901757), (91, 221609179), (133, 151627333), (143, 141024023), (209, 96490121), (247, 81645487), (659, 30601571), (1001, 20146289), (1463, 13784303), (1609, 12533521), (1729, 11663641), (2717, 7422317), (4613, 4371653), (7249, 2781961), (8567, 2353967), (11263, 1790503), (12521, 1610609), (17699, 1139411), (19019, 1060331), (20917, 964117), (30571, 659659), (50743, 397423), (59969, 336281), (87647, 230087), (94237, 213997), (123893, 162773), (137731, 146419)]