18853835

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3767}}^1$

素因数の和:3803

約数の個数: 32

約数和(自身を含む): 30385152

約数和(自身を除く): 11531317

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 91, 143, 385, 455, 715, 1001, 3767, 5005, 18835, 26369, 41437, 48971, 131845, 207185, 244855, 290059, 342797, 538681, 1450295, 1713985, 2693405, 3770767, 18853835]

約数ペア:

[(1, 18853835), (5, 3770767), (7, 2693405), (11, 1713985), (13, 1450295), (35, 538681), (55, 342797), (65, 290059), (77, 244855), (91, 207185), (143, 131845), (385, 48971), (455, 41437), (715, 26369), (1001, 18835), (3767, 5005)]