18386898

素因数分解:

$2^1\times 3^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1$

素因数の和:442

約数の個数: 32

約数和(自身を含む): 37540800

約数和(自身を除く): 19153902

約数列:

[1, 2, 3, 6, 131, 149, 157, 262, 298, 314, 393, 447, 471, 786, 894, 942, 19519, 20567, 23393, 39038, 41134, 46786, 58557, 61701, 70179, 117114, 123402, 140358, 3064483, 6128966, 9193449, 18386898]

約数ペア:

[(1, 18386898), (2, 9193449), (3, 6128966), (6, 3064483), (131, 140358), (149, 123402), (157, 117114), (262, 70179), (298, 61701), (314, 58557), (393, 46786), (447, 41134), (471, 39038), (786, 23393), (894, 20567), (942, 19519)]