20736693928

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{379}}^1\times {\mathrm{3001}}^1$

素因数の和:3482

約数の個数: 64

約数和(自身を含む): 40656686400

約数和(自身を除く): 19919992472

約数列:

[1, 2, 4, 8, 43, 53, 86, 106, 172, 212, 344, 379, 424, 758, 1516, 2279, 3001, 3032, 4558, 6002, 9116, 12004, 16297, 18232, 20087, 24008, 32594, 40174, 65188, 80348, 129043, 130376, 159053, 160696, 258086, 318106, 516172, 636212, 863741, 1032344, 1137379, 1272424, 1727482, 2274758, 3454964, 4549516, 6839279, 6909928, 9099032, 13678558, 27357116, 48907297, 54714232, 60281087, 97814594, 120562174, 195629188, 241124348, 391258376, 482248696, 2592086741, 5184173482, 10368346964, 20736693928]

約数ペア:

[(1, 20736693928), (2, 10368346964), (4, 5184173482), (8, 2592086741), (43, 482248696), (53, 391258376), (86, 241124348), (106, 195629188), (172, 120562174), (212, 97814594), (344, 60281087), (379, 54714232), (424, 48907297), (758, 27357116), (1516, 13678558), (2279, 9099032), (3001, 6909928), (3032, 6839279), (4558, 4549516), (6002, 3454964), (9116, 2274758), (12004, 1727482), (16297, 1272424), (18232, 1137379), (20087, 1032344), (24008, 863741), (32594, 636212), (40174, 516172), (65188, 318106), (80348, 258086), (129043, 160696), (130376, 159053)]