19517294

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1$

素因数の和:344

約数の個数: 32

約数和(自身を含む): 32590080

約数和(自身を除く): 13072786

約数列:

[1, 2, 19, 23, 38, 46, 137, 163, 274, 326, 437, 874, 2603, 3097, 3151, 3749, 5206, 6194, 6302, 7498, 22331, 44662, 59869, 71231, 119738, 142462, 424289, 513613, 848578, 1027226, 9758647, 19517294]

約数ペア:

[(1, 19517294), (2, 9758647), (19, 1027226), (23, 848578), (38, 513613), (46, 424289), (137, 142462), (163, 119738), (274, 71231), (326, 59869), (437, 44662), (874, 22331), (2603, 7498), (3097, 6302), (3151, 6194), (3749, 5206)]