17920681636

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{764143}}^1$

素因数の和:764212

約数の個数: 48

約数和(自身を含む): 37742600448

約数和(自身を除く): 19821918812

約数列:

[1, 2, 4, 11, 13, 22, 26, 41, 44, 52, 82, 143, 164, 286, 451, 533, 572, 902, 1066, 1804, 2132, 5863, 11726, 23452, 764143, 1528286, 3056572, 8405573, 9933859, 16811146, 19867718, 31329863, 33622292, 39735436, 62659726, 109272449, 125319452, 218544898, 344628493, 407288219, 437089796, 689256986, 814576438, 1378513972, 1629152876, 4480170409, 8960340818, 17920681636]

約数ペア:

[(1, 17920681636), (2, 8960340818), (4, 4480170409), (11, 1629152876), (13, 1378513972), (22, 814576438), (26, 689256986), (41, 437089796), (44, 407288219), (52, 344628493), (82, 218544898), (143, 125319452), (164, 109272449), (286, 62659726), (451, 39735436), (533, 33622292), (572, 31329863), (902, 19867718), (1066, 16811146), (1804, 9933859), (2132, 8405573), (5863, 3056572), (11726, 1528286), (23452, 764143)]