19398216

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{593}}^1$

素因数の和:678

約数の個数: 64

約数和(自身を含む): 51321600

約数和(自身を除く): 31923384

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 47, 58, 87, 94, 116, 141, 174, 188, 232, 282, 348, 376, 564, 593, 696, 1128, 1186, 1363, 1779, 2372, 2726, 3558, 4089, 4744, 5452, 7116, 8178, 10904, 14232, 16356, 17197, 27871, 32712, 34394, 51591, 55742, 68788, 83613, 103182, 111484, 137576, 167226, 206364, 222968, 334452, 412728, 668904, 808259, 1616518, 2424777, 3233036, 4849554, 6466072, 9699108, 19398216]

約数ペア:

[(1, 19398216), (2, 9699108), (3, 6466072), (4, 4849554), (6, 3233036), (8, 2424777), (12, 1616518), (24, 808259), (29, 668904), (47, 412728), (58, 334452), (87, 222968), (94, 206364), (116, 167226), (141, 137576), (174, 111484), (188, 103182), (232, 83613), (282, 68788), (348, 55742), (376, 51591), (564, 34394), (593, 32712), (696, 27871), (1128, 17197), (1186, 16356), (1363, 14232), (1779, 10904), (2372, 8178), (2726, 7116), (3558, 5452), (4089, 4744)]