19257328

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{853}}^1$

素因数の和:961

約数の個数: 40

約数和(自身を含む): 40028688

約数和(自身を除く): 20771360

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 83, 136, 166, 272, 332, 664, 853, 1328, 1411, 1706, 2822, 3412, 5644, 6824, 11288, 13648, 14501, 22576, 29002, 58004, 70799, 116008, 141598, 232016, 283196, 566392, 1132784, 1203583, 2407166, 4814332, 9628664, 19257328]

約数ペア:

[(1, 19257328), (2, 9628664), (4, 4814332), (8, 2407166), (16, 1203583), (17, 1132784), (34, 566392), (68, 283196), (83, 232016), (136, 141598), (166, 116008), (272, 70799), (332, 58004), (664, 29002), (853, 22576), (1328, 14501), (1411, 13648), (1706, 11288), (2822, 6824), (3412, 5644)]