20181427145

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1667}}^1\times {\mathrm{5119}}^1$

素因数の和:6845

約数の個数: 32

約数和(自身を含む): 27055226880

約数和(自身を除く): 6873799735

約数列:

[1, 5, 11, 43, 55, 215, 473, 1667, 2365, 5119, 8335, 18337, 25595, 56309, 71681, 91685, 220117, 281545, 358405, 788491, 1100585, 2421287, 3942455, 8533373, 12106435, 42666865, 93867103, 366935039, 469335515, 1834675195, 4036285429, 20181427145]

約数ペア:

[(1, 20181427145), (5, 4036285429), (11, 1834675195), (43, 469335515), (55, 366935039), (215, 93867103), (473, 42666865), (1667, 12106435), (2365, 8533373), (5119, 3942455), (8335, 2421287), (18337, 1100585), (25595, 788491), (56309, 358405), (71681, 281545), (91685, 220117)]