19771246

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{227}}^1$

素因数の和:384

約数の個数: 32

約数和(自身を含む): 33685632

約数和(自身を除く): 13914386

約数列:

[1, 2, 11, 22, 37, 74, 107, 214, 227, 407, 454, 814, 1177, 2354, 2497, 3959, 4994, 7918, 8399, 16798, 24289, 43549, 48578, 87098, 92389, 184778, 267179, 534358, 898693, 1797386, 9885623, 19771246]

約数ペア:

[(1, 19771246), (2, 9885623), (11, 1797386), (22, 898693), (37, 534358), (74, 267179), (107, 184778), (214, 92389), (227, 87098), (407, 48578), (454, 43549), (814, 24289), (1177, 16798), (2354, 8399), (2497, 7918), (3959, 4994)]