19464796

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{227}}^1$

素因数の和:358

約数の個数: 48

約数和(自身を含む): 39414816

約数和(自身を除く): 19950020

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 97, 194, 221, 227, 388, 442, 454, 884, 908, 1261, 1649, 2522, 2951, 3298, 3859, 5044, 5902, 6596, 7718, 11804, 15436, 21437, 22019, 42874, 44038, 50167, 85748, 88076, 100334, 200668, 286247, 374323, 572494, 748646, 1144988, 1497292, 4866199, 9732398, 19464796]

約数ペア:

[(1, 19464796), (2, 9732398), (4, 4866199), (13, 1497292), (17, 1144988), (26, 748646), (34, 572494), (52, 374323), (68, 286247), (97, 200668), (194, 100334), (221, 88076), (227, 85748), (388, 50167), (442, 44038), (454, 42874), (884, 22019), (908, 21437), (1261, 15436), (1649, 11804), (2522, 7718), (2951, 6596), (3298, 5902), (3859, 5044)]