18870442

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{409}}^1$

素因数の和:510

約数の個数: 32

約数和(自身を含む): 31881600

約数和(自身を除く): 13011158

約数列:

[1, 2, 17, 23, 34, 46, 59, 118, 391, 409, 782, 818, 1003, 1357, 2006, 2714, 6953, 9407, 13906, 18814, 23069, 24131, 46138, 48262, 159919, 319838, 410227, 555013, 820454, 1110026, 9435221, 18870442]

約数ペア:

[(1, 18870442), (2, 9435221), (17, 1110026), (23, 820454), (34, 555013), (46, 410227), (59, 319838), (118, 159919), (391, 48262), (409, 46138), (782, 24131), (818, 23069), (1003, 18814), (1357, 13906), (2006, 9407), (2714, 6953)]