20132647458

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{489631}}^1$

素因数の和:489743

約数の個数: 64

約数和(自身を含む): 50765045760

約数和(自身を除く): 30632398302

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 89, 154, 178, 231, 267, 462, 534, 623, 979, 1246, 1869, 1958, 2937, 3738, 5874, 6853, 13706, 20559, 41118, 489631, 979262, 1468893, 2937786, 3427417, 5385941, 6854834, 10282251, 10771882, 16157823, 20564502, 32315646, 37701587, 43577159, 75403174, 87154318, 113104761, 130731477, 226209522, 261462954, 305040113, 479348749, 610080226, 915120339, 958697498, 1438046247, 1830240678, 2876092494, 3355441243, 6710882486, 10066323729, 20132647458]

約数ペア:

[(1, 20132647458), (2, 10066323729), (3, 6710882486), (6, 3355441243), (7, 2876092494), (11, 1830240678), (14, 1438046247), (21, 958697498), (22, 915120339), (33, 610080226), (42, 479348749), (66, 305040113), (77, 261462954), (89, 226209522), (154, 130731477), (178, 113104761), (231, 87154318), (267, 75403174), (462, 43577159), (534, 37701587), (623, 32315646), (979, 20564502), (1246, 16157823), (1869, 10771882), (1958, 10282251), (2937, 6854834), (3738, 5385941), (5874, 3427417), (6853, 2937786), (13706, 1468893), (20559, 979262), (41118, 489631)]