19458115

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{269}}^1$

素因数の和:351

約数の個数: 32

約数和(自身を含む): 26593920

約数和(自身を除く): 7135805

約数列:

[1, 5, 17, 23, 37, 85, 115, 185, 269, 391, 629, 851, 1345, 1955, 3145, 4255, 4573, 6187, 9953, 14467, 22865, 30935, 49765, 72335, 105179, 169201, 228919, 525895, 846005, 1144595, 3891623, 19458115]

約数ペア:

[(1, 19458115), (5, 3891623), (17, 1144595), (23, 846005), (37, 525895), (85, 228919), (115, 169201), (185, 105179), (269, 72335), (391, 49765), (629, 30935), (851, 22865), (1345, 14467), (1955, 9953), (3145, 6187), (4255, 4573)]