20891832

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2309}}^1$

素因数の和:2360

約数の個数: 64

約数和(自身を含む): 58212000

約数和(自身を除く): 37320168

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 29, 39, 52, 58, 78, 87, 104, 116, 156, 174, 232, 312, 348, 377, 696, 754, 1131, 1508, 2262, 2309, 3016, 4524, 4618, 6927, 9048, 9236, 13854, 18472, 27708, 30017, 55416, 60034, 66961, 90051, 120068, 133922, 180102, 200883, 240136, 267844, 360204, 401766, 535688, 720408, 803532, 870493, 1607064, 1740986, 2611479, 3481972, 5222958, 6963944, 10445916, 20891832]

約数ペア:

[(1, 20891832), (2, 10445916), (3, 6963944), (4, 5222958), (6, 3481972), (8, 2611479), (12, 1740986), (13, 1607064), (24, 870493), (26, 803532), (29, 720408), (39, 535688), (52, 401766), (58, 360204), (78, 267844), (87, 240136), (104, 200883), (116, 180102), (156, 133922), (174, 120068), (232, 90051), (312, 66961), (348, 60034), (377, 55416), (696, 30017), (754, 27708), (1131, 18472), (1508, 13854), (2262, 9236), (2309, 9048), (3016, 6927), (4524, 4618)]