18780126

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{809}}^1$

素因数の和:940

約数の個数: 32

約数和(自身を含む): 38841120

約数和(自身を除く): 20060994

約数列:

[1, 2, 3, 6, 53, 73, 106, 146, 159, 219, 318, 438, 809, 1618, 2427, 3869, 4854, 7738, 11607, 23214, 42877, 59057, 85754, 118114, 128631, 177171, 257262, 354342, 3130021, 6260042, 9390063, 18780126]

約数ペア:

[(1, 18780126), (2, 9390063), (3, 6260042), (6, 3130021), (53, 354342), (73, 257262), (106, 177171), (146, 128631), (159, 118114), (219, 85754), (318, 59057), (438, 42877), (809, 23214), (1618, 11607), (2427, 7738), (3869, 4854)]