20770416

素因数分解:

$2^4\times 3^2\times {\mathrm{97}}^1\times {\mathrm{1487}}^1$

素因数の和:1598

約数の個数: 60

約数和(自身を含む): 58767072

約数和(自身を除く): 37996656

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 97, 144, 194, 291, 388, 582, 776, 873, 1164, 1487, 1552, 1746, 2328, 2974, 3492, 4461, 4656, 5948, 6984, 8922, 11896, 13383, 13968, 17844, 23792, 26766, 35688, 53532, 71376, 107064, 144239, 214128, 288478, 432717, 576956, 865434, 1153912, 1298151, 1730868, 2307824, 2596302, 3461736, 5192604, 6923472, 10385208, 20770416]

約数ペア:

[(1, 20770416), (2, 10385208), (3, 6923472), (4, 5192604), (6, 3461736), (8, 2596302), (9, 2307824), (12, 1730868), (16, 1298151), (18, 1153912), (24, 865434), (36, 576956), (48, 432717), (72, 288478), (97, 214128), (144, 144239), (194, 107064), (291, 71376), (388, 53532), (582, 35688), (776, 26766), (873, 23792), (1164, 17844), (1487, 13968), (1552, 13383), (1746, 11896), (2328, 8922), (2974, 6984), (3492, 5948), (4461, 4656)]