18550662

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:245

約数の個数: 64

約数和(自身を含む): 42336000

約数和(自身を除く): 23785338

約数列:

[1, 2, 3, 6, 13, 26, 29, 39, 58, 59, 78, 87, 118, 139, 174, 177, 278, 354, 377, 417, 754, 767, 834, 1131, 1534, 1711, 1807, 2262, 2301, 3422, 3614, 4031, 4602, 5133, 5421, 8062, 8201, 10266, 10842, 12093, 16402, 22243, 24186, 24603, 44486, 49206, 52403, 66729, 104806, 106613, 133458, 157209, 213226, 237829, 314418, 319839, 475658, 639678, 713487, 1426974, 3091777, 6183554, 9275331, 18550662]

約数ペア:

[(1, 18550662), (2, 9275331), (3, 6183554), (6, 3091777), (13, 1426974), (26, 713487), (29, 639678), (39, 475658), (58, 319839), (59, 314418), (78, 237829), (87, 213226), (118, 157209), (139, 133458), (174, 106613), (177, 104806), (278, 66729), (354, 52403), (377, 49206), (417, 44486), (754, 24603), (767, 24186), (834, 22243), (1131, 16402), (1534, 12093), (1711, 10842), (1807, 10266), (2262, 8201), (2301, 8062), (3422, 5421), (3614, 5133), (4031, 4602)]