20760672

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^1\times {\mathrm{12721}}^1$

素因数の和:12751

約数の個数: 48

約数和(自身を含む): 57706992

約数和(自身を除く): 36946320

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 68, 96, 102, 136, 204, 272, 408, 544, 816, 1632, 12721, 25442, 38163, 50884, 76326, 101768, 152652, 203536, 216257, 305304, 407072, 432514, 610608, 648771, 865028, 1221216, 1297542, 1730056, 2595084, 3460112, 5190168, 6920224, 10380336, 20760672]

約数ペア:

[(1, 20760672), (2, 10380336), (3, 6920224), (4, 5190168), (6, 3460112), (8, 2595084), (12, 1730056), (16, 1297542), (17, 1221216), (24, 865028), (32, 648771), (34, 610608), (48, 432514), (51, 407072), (68, 305304), (96, 216257), (102, 203536), (136, 152652), (204, 101768), (272, 76326), (408, 50884), (544, 38163), (816, 25442), (1632, 12721)]