20939808

素因数分解:

$2^5\times 3^1\times {\mathrm{59}}^1\times {\mathrm{3697}}^1$

素因数の和:3769

約数の個数: 48

約数和(自身を含む): 55913760

約数和(自身を除く): 34973952

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 59, 96, 118, 177, 236, 354, 472, 708, 944, 1416, 1888, 2832, 3697, 5664, 7394, 11091, 14788, 22182, 29576, 44364, 59152, 88728, 118304, 177456, 218123, 354912, 436246, 654369, 872492, 1308738, 1744984, 2617476, 3489968, 5234952, 6979936, 10469904, 20939808]

約数ペア:

[(1, 20939808), (2, 10469904), (3, 6979936), (4, 5234952), (6, 3489968), (8, 2617476), (12, 1744984), (16, 1308738), (24, 872492), (32, 654369), (48, 436246), (59, 354912), (96, 218123), (118, 177456), (177, 118304), (236, 88728), (354, 59152), (472, 44364), (708, 29576), (944, 22182), (1416, 14788), (1888, 11091), (2832, 7394), (3697, 5664)]