20174884378

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2053}}^1\times {\mathrm{19421}}^1$

素因数の和:21510

約数の個数: 32

約数和(自身を含む): 34467368832

約数和(自身を除く): 14292484454

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 2053, 4106, 19421, 22583, 38842, 45166, 47219, 94438, 213631, 427262, 446683, 519409, 893366, 1038818, 4913513, 9827026, 39871313, 79742626, 438584443, 877168886, 917040199, 1834080398, 10087442189, 20174884378]

約数ペア:

[(1, 20174884378), (2, 10087442189), (11, 1834080398), (22, 917040199), (23, 877168886), (46, 438584443), (253, 79742626), (506, 39871313), (2053, 9827026), (4106, 4913513), (19421, 1038818), (22583, 893366), (38842, 519409), (45166, 446683), (47219, 427262), (94438, 213631)]