18198809601

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{719}}^1\times {\mathrm{19759}}^1$

素因数の和:20549

約数の個数: 32

約数和(自身を含む): 28226764800

約数和(自身を除く): 10027955199

約数列:

[1, 3, 7, 21, 61, 183, 427, 719, 1281, 2157, 5033, 15099, 19759, 43859, 59277, 131577, 138313, 307013, 414939, 921039, 1205299, 3615897, 8437093, 14206721, 25311279, 42620163, 99447047, 298341141, 866609981, 2599829943, 6066269867, 18198809601]

約数ペア:

[(1, 18198809601), (3, 6066269867), (7, 2599829943), (21, 866609981), (61, 298341141), (183, 99447047), (427, 42620163), (719, 25311279), (1281, 14206721), (2157, 8437093), (5033, 3615897), (15099, 1205299), (19759, 921039), (43859, 414939), (59277, 307013), (131577, 138313)]