20155271454

素因数分解:

$2^1\times 3^2\times {\mathrm{131}}^1\times {\mathrm{449}}^1\times {\mathrm{19037}}^1$

素因数の和:19625

約数の個数: 48

約数和(自身を含む): 44103430800

約数和(自身を除く): 23948159346

約数列:

[1, 2, 3, 6, 9, 18, 131, 262, 393, 449, 786, 898, 1179, 1347, 2358, 2694, 4041, 8082, 19037, 38074, 57111, 58819, 114222, 117638, 171333, 176457, 342666, 352914, 529371, 1058742, 2493847, 4987694, 7481541, 8547613, 14963082, 17095226, 22444623, 25642839, 44889246, 51285678, 76928517, 153857034, 1119737303, 2239474606, 3359211909, 6718423818, 10077635727, 20155271454]

約数ペア:

[(1, 20155271454), (2, 10077635727), (3, 6718423818), (6, 3359211909), (9, 2239474606), (18, 1119737303), (131, 153857034), (262, 76928517), (393, 51285678), (449, 44889246), (786, 25642839), (898, 22444623), (1179, 17095226), (1347, 14963082), (2358, 8547613), (2694, 7481541), (4041, 4987694), (8082, 2493847), (19037, 1058742), (38074, 529371), (57111, 352914), (58819, 342666), (114222, 176457), (117638, 171333)]