20156594272

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1610981}}^1$

素因数の和:1611031

約数の個数: 48

約数和(自身を含む): 43844486112

約数和(自身を除く): 23687891840

約数列:

[1, 2, 4, 8, 16, 17, 23, 32, 34, 46, 68, 92, 136, 184, 272, 368, 391, 544, 736, 782, 1564, 3128, 6256, 12512, 1610981, 3221962, 6443924, 12887848, 25775696, 27386677, 37052563, 51551392, 54773354, 74105126, 109546708, 148210252, 219093416, 296420504, 438186832, 592841008, 629893571, 876373664, 1185682016, 1259787142, 2519574284, 5039148568, 10078297136, 20156594272]

約数ペア:

[(1, 20156594272), (2, 10078297136), (4, 5039148568), (8, 2519574284), (16, 1259787142), (17, 1185682016), (23, 876373664), (32, 629893571), (34, 592841008), (46, 438186832), (68, 296420504), (92, 219093416), (136, 148210252), (184, 109546708), (272, 74105126), (368, 54773354), (391, 51551392), (544, 37052563), (736, 27386677), (782, 25775696), (1564, 12887848), (3128, 6443924), (6256, 3221962), (12512, 1610981)]