18134380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2659}}^1$

素因数の和:2710

約数の個数: 48

約数和(自身を含む): 42900480

約数和(自身を除く): 24766100

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 2659, 3410, 5318, 6820, 10636, 13295, 26590, 29249, 53180, 58498, 82429, 116996, 146245, 164858, 292490, 329716, 412145, 584980, 824290, 906719, 1648580, 1813438, 3626876, 4533595, 9067190, 18134380]

約数ペア:

[(1, 18134380), (2, 9067190), (4, 4533595), (5, 3626876), (10, 1813438), (11, 1648580), (20, 906719), (22, 824290), (31, 584980), (44, 412145), (55, 329716), (62, 292490), (110, 164858), (124, 146245), (155, 116996), (220, 82429), (310, 58498), (341, 53180), (620, 29249), (682, 26590), (1364, 13295), (1705, 10636), (2659, 6820), (3410, 5318)]