18779976

素因数分解:

$2^3\times 3^2\times {\mathrm{97}}^1\times {\mathrm{2689}}^1$

素因数の和:2798

約数の個数: 48

約数和(自身を含む): 51405900

約数和(自身を除く): 32625924

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 97, 194, 291, 388, 582, 776, 873, 1164, 1746, 2328, 2689, 3492, 5378, 6984, 8067, 10756, 16134, 21512, 24201, 32268, 48402, 64536, 96804, 193608, 260833, 521666, 782499, 1043332, 1564998, 2086664, 2347497, 3129996, 4694994, 6259992, 9389988, 18779976]

約数ペア:

[(1, 18779976), (2, 9389988), (3, 6259992), (4, 4694994), (6, 3129996), (8, 2347497), (9, 2086664), (12, 1564998), (18, 1043332), (24, 782499), (36, 521666), (72, 260833), (97, 193608), (194, 96804), (291, 64536), (388, 48402), (582, 32268), (776, 24201), (873, 21512), (1164, 16134), (1746, 10756), (2328, 8067), (2689, 6984), (3492, 5378)]