18931068

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2129}}^1$

素因数の和:2171

約数の個数: 72

約数和(自身を含む): 54272400

約数和(自身を除く): 35341332

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 114, 117, 156, 171, 228, 234, 247, 342, 468, 494, 684, 741, 988, 1482, 2129, 2223, 2964, 4258, 4446, 6387, 8516, 8892, 12774, 19161, 25548, 27677, 38322, 40451, 55354, 76644, 80902, 83031, 110708, 121353, 161804, 166062, 242706, 249093, 332124, 364059, 485412, 498186, 525863, 728118, 996372, 1051726, 1456236, 1577589, 2103452, 3155178, 4732767, 6310356, 9465534, 18931068]

約数ペア:

[(1, 18931068), (2, 9465534), (3, 6310356), (4, 4732767), (6, 3155178), (9, 2103452), (12, 1577589), (13, 1456236), (18, 1051726), (19, 996372), (26, 728118), (36, 525863), (38, 498186), (39, 485412), (52, 364059), (57, 332124), (76, 249093), (78, 242706), (114, 166062), (117, 161804), (156, 121353), (171, 110708), (228, 83031), (234, 80902), (247, 76644), (342, 55354), (468, 40451), (494, 38322), (684, 27677), (741, 25548), (988, 19161), (1482, 12774), (2129, 8892), (2223, 8516), (2964, 6387), (4258, 4446)]