19813414

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:240

約数の個数: 32

約数和(自身を含む): 32006016

約数和(自身を除く): 12192602

約数列:

[1, 2, 41, 47, 53, 82, 94, 97, 106, 194, 1927, 2173, 2491, 3854, 3977, 4346, 4559, 4982, 5141, 7954, 9118, 10282, 102131, 186919, 204262, 210781, 241627, 373838, 421562, 483254, 9906707, 19813414]

約数ペア:

[(1, 19813414), (2, 9906707), (41, 483254), (47, 421562), (53, 373838), (82, 241627), (94, 210781), (97, 204262), (106, 186919), (194, 102131), (1927, 10282), (2173, 9118), (2491, 7954), (3854, 5141), (3977, 4982), (4346, 4559)]