18052540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2647}}^1$

素因数の和:2698

約数の個数: 48

約数和(自身を含む): 42706944

約数和(自身を除く): 24654404

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, 2647, 3410, 5294, 6820, 10588, 13235, 26470, 29117, 52940, 58234, 82057, 116468, 145585, 164114, 291170, 328228, 410285, 582340, 820570, 902627, 1641140, 1805254, 3610508, 4513135, 9026270, 18052540]

約数ペア:

[(1, 18052540), (2, 9026270), (4, 4513135), (5, 3610508), (10, 1805254), (11, 1641140), (20, 902627), (22, 820570), (31, 582340), (44, 410285), (55, 328228), (62, 291170), (110, 164114), (124, 145585), (155, 116468), (220, 82057), (310, 58234), (341, 52940), (620, 29117), (682, 26470), (1364, 13235), (1705, 10588), (2647, 6820), (3410, 5294)]