20189505

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{3259}}^1$

素因数の和:3333

約数の個数: 32

約数和(自身を含む): 37555200

約数和(自身を除く): 17365695

約数列:

[1, 3, 5, 7, 15, 21, 35, 59, 105, 177, 295, 413, 885, 1239, 2065, 3259, 6195, 9777, 16295, 22813, 48885, 68439, 114065, 192281, 342195, 576843, 961405, 1345967, 2884215, 4037901, 6729835, 20189505]

約数ペア:

[(1, 20189505), (3, 6729835), (5, 4037901), (7, 2884215), (15, 1345967), (21, 961405), (35, 576843), (59, 342195), (105, 192281), (177, 114065), (295, 68439), (413, 48885), (885, 22813), (1239, 16295), (2065, 9777), (3259, 6195)]