16870648

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{181}}^1\times {\mathrm{191}}^1$

素因数の和:439

約数の個数: 32

約数和(自身を含む): 32497920

約数和(自身を除く): 15627272

約数列:

[1, 2, 4, 8, 61, 122, 181, 191, 244, 362, 382, 488, 724, 764, 1448, 1528, 11041, 11651, 22082, 23302, 34571, 44164, 46604, 69142, 88328, 93208, 138284, 276568, 2108831, 4217662, 8435324, 16870648]

約数ペア:

[(1, 16870648), (2, 8435324), (4, 4217662), (8, 2108831), (61, 276568), (122, 138284), (181, 93208), (191, 88328), (244, 69142), (362, 46604), (382, 44164), (488, 34571), (724, 23302), (764, 22082), (1448, 11651), (1528, 11041)]