18711882

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1531}}^1$

素因数の和:1643

約数の個数: 48

約数和(自身を含む): 46842432

約数和(自身を除く): 28130550

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 97, 126, 194, 291, 582, 679, 873, 1358, 1531, 1746, 2037, 3062, 4074, 4593, 6111, 9186, 10717, 12222, 13779, 21434, 27558, 32151, 64302, 96453, 148507, 192906, 297014, 445521, 891042, 1039549, 1336563, 2079098, 2673126, 3118647, 6237294, 9355941, 18711882]

約数ペア:

[(1, 18711882), (2, 9355941), (3, 6237294), (6, 3118647), (7, 2673126), (9, 2079098), (14, 1336563), (18, 1039549), (21, 891042), (42, 445521), (63, 297014), (97, 192906), (126, 148507), (194, 96453), (291, 64302), (582, 32151), (679, 27558), (873, 21434), (1358, 13779), (1531, 12222), (1746, 10717), (2037, 9186), (3062, 6111), (4074, 4593)]