20184956

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{167}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 40303872

約数和(自身を除く): 20118916

約数列:

[1, 2, 4, 11, 22, 41, 44, 67, 82, 134, 164, 167, 268, 334, 451, 668, 737, 902, 1474, 1804, 1837, 2747, 2948, 3674, 5494, 6847, 7348, 10988, 11189, 13694, 22378, 27388, 30217, 44756, 60434, 75317, 120868, 123079, 150634, 246158, 301268, 458749, 492316, 917498, 1834996, 5046239, 10092478, 20184956]

約数ペア:

[(1, 20184956), (2, 10092478), (4, 5046239), (11, 1834996), (22, 917498), (41, 492316), (44, 458749), (67, 301268), (82, 246158), (134, 150634), (164, 123079), (167, 120868), (268, 75317), (334, 60434), (451, 44756), (668, 30217), (737, 27388), (902, 22378), (1474, 13694), (1804, 11189), (1837, 10988), (2747, 7348), (2948, 6847), (3674, 5494)]