20194649979

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3347}}^1\times {\mathrm{16901}}^1$

素因数の和:20275

約数の個数: 32

約数和(自身を含む): 32594628096

約数和(自身を除く): 12399978117

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 3347, 10041, 16901, 23429, 50703, 56899, 70287, 118307, 170697, 287317, 354921, 398293, 861951, 1194879, 2011219, 6033657, 56567647, 169702941, 395973529, 961649999, 1187920587, 2884949997, 6731549993, 20194649979]

約数ペア:

[(1, 20194649979), (3, 6731549993), (7, 2884949997), (17, 1187920587), (21, 961649999), (51, 395973529), (119, 169702941), (357, 56567647), (3347, 6033657), (10041, 2011219), (16901, 1194879), (23429, 861951), (50703, 398293), (56899, 354921), (70287, 287317), (118307, 170697)]