20209726802

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1\times {\mathrm{19391}}^1$

素因数の和:19718

約数の個数: 32

約数和(自身を含む): 32057303040

約数和(自身を除く): 11847576238

約数列:

[1, 2, 23, 46, 139, 163, 278, 326, 3197, 3749, 6394, 7498, 19391, 22657, 38782, 45314, 445993, 521111, 891986, 1042222, 2695349, 3160733, 5390698, 6321466, 61993027, 72696859, 123986054, 145393718, 439341887, 878683774, 10104863401, 20209726802]

約数ペア:

[(1, 20209726802), (2, 10104863401), (23, 878683774), (46, 439341887), (139, 145393718), (163, 123986054), (278, 72696859), (326, 61993027), (3197, 6321466), (3749, 5390698), (6394, 3160733), (7498, 2695349), (19391, 1042222), (22657, 891986), (38782, 521111), (45314, 445993)]