20217252

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{1487}}^1$

素因数の和:1608

約数の個数: 48

約数和(自身を含む): 51996672

約数和(自身を除く): 31779420

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 103, 132, 206, 309, 412, 618, 1133, 1236, 1487, 2266, 2974, 3399, 4461, 4532, 5948, 6798, 8922, 13596, 16357, 17844, 32714, 49071, 65428, 98142, 153161, 196284, 306322, 459483, 612644, 918966, 1684771, 1837932, 3369542, 5054313, 6739084, 10108626, 20217252]

約数ペア:

[(1, 20217252), (2, 10108626), (3, 6739084), (4, 5054313), (6, 3369542), (11, 1837932), (12, 1684771), (22, 918966), (33, 612644), (44, 459483), (66, 306322), (103, 196284), (132, 153161), (206, 98142), (309, 65428), (412, 49071), (618, 32714), (1133, 17844), (1236, 16357), (1487, 13596), (2266, 8922), (2974, 6798), (3399, 5948), (4461, 4532)]