19665056

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{977}}^1$

素因数の和:1041

約数の個数: 48

約数和(自身を含む): 42143976

約数和(自身を除く): 22478920

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 37, 68, 74, 136, 148, 272, 296, 544, 592, 629, 977, 1184, 1258, 1954, 2516, 3908, 5032, 7816, 10064, 15632, 16609, 20128, 31264, 33218, 36149, 66436, 72298, 132872, 144596, 265744, 289192, 531488, 578384, 614533, 1156768, 1229066, 2458132, 4916264, 9832528, 19665056]

約数ペア:

[(1, 19665056), (2, 9832528), (4, 4916264), (8, 2458132), (16, 1229066), (17, 1156768), (32, 614533), (34, 578384), (37, 531488), (68, 289192), (74, 265744), (136, 144596), (148, 132872), (272, 72298), (296, 66436), (544, 36149), (592, 33218), (629, 31264), (977, 20128), (1184, 16609), (1258, 15632), (1954, 10064), (2516, 7816), (3908, 5032)]