20215872

素因数分解:

$2^6\times 3^3\times {\mathrm{11699}}^1$

素因数の和:11720

約数の個数: 56

約数和(自身を含む): 59436000

約数和(自身を除く): 39220128

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 144, 192, 216, 288, 432, 576, 864, 1728, 11699, 23398, 35097, 46796, 70194, 93592, 105291, 140388, 187184, 210582, 280776, 315873, 374368, 421164, 561552, 631746, 748736, 842328, 1123104, 1263492, 1684656, 2246208, 2526984, 3369312, 5053968, 6738624, 10107936, 20215872]

約数ペア:

[(1, 20215872), (2, 10107936), (3, 6738624), (4, 5053968), (6, 3369312), (8, 2526984), (9, 2246208), (12, 1684656), (16, 1263492), (18, 1123104), (24, 842328), (27, 748736), (32, 631746), (36, 561552), (48, 421164), (54, 374368), (64, 315873), (72, 280776), (96, 210582), (108, 187184), (144, 140388), (192, 105291), (216, 93592), (288, 70194), (432, 46796), (576, 35097), (864, 23398), (1728, 11699)]