19514032

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{197}}^1$

素因数の和:397

約数の個数: 40

約数和(自身を含む): 39184992

約数和(自身を除く): 19670960

約数列:

[1, 2, 4, 8, 16, 41, 82, 151, 164, 197, 302, 328, 394, 604, 656, 788, 1208, 1576, 2416, 3152, 6191, 8077, 12382, 16154, 24764, 29747, 32308, 49528, 59494, 64616, 99056, 118988, 129232, 237976, 475952, 1219627, 2439254, 4878508, 9757016, 19514032]

約数ペア:

[(1, 19514032), (2, 9757016), (4, 4878508), (8, 2439254), (16, 1219627), (41, 475952), (82, 237976), (151, 129232), (164, 118988), (197, 99056), (302, 64616), (328, 59494), (394, 49528), (604, 32308), (656, 29747), (788, 24764), (1208, 16154), (1576, 12382), (2416, 8077), (3152, 6191)]