20154186

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2003}}^1$

素因数の和:2067

約数の個数: 48

約数和(自身を含む): 48144096

約数和(自身を除く): 27989910

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 43, 78, 86, 117, 129, 234, 258, 387, 559, 774, 1118, 1677, 2003, 3354, 4006, 5031, 6009, 10062, 12018, 18027, 26039, 36054, 52078, 78117, 86129, 156234, 172258, 234351, 258387, 468702, 516774, 775161, 1119677, 1550322, 2239354, 3359031, 6718062, 10077093, 20154186]

約数ペア:

[(1, 20154186), (2, 10077093), (3, 6718062), (6, 3359031), (9, 2239354), (13, 1550322), (18, 1119677), (26, 775161), (39, 516774), (43, 468702), (78, 258387), (86, 234351), (117, 172258), (129, 156234), (234, 86129), (258, 78117), (387, 52078), (559, 36054), (774, 26039), (1118, 18027), (1677, 12018), (2003, 10062), (3354, 6009), (4006, 5031)]