17677828

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:185

約数の個数: 72

約数和(自身を含む): 39070080

約数和(自身を除く): 21392252

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 47, 49, 76, 94, 98, 101, 133, 188, 196, 202, 266, 329, 404, 532, 658, 707, 893, 931, 1316, 1414, 1786, 1862, 1919, 2303, 2828, 3572, 3724, 3838, 4606, 4747, 4949, 6251, 7676, 9212, 9494, 9898, 12502, 13433, 18988, 19796, 25004, 26866, 33229, 43757, 53732, 66458, 87514, 90193, 94031, 132916, 175028, 180386, 188062, 232603, 360772, 376124, 465206, 631351, 930412, 1262702, 2525404, 4419457, 8838914, 17677828]

約数ペア:

[(1, 17677828), (2, 8838914), (4, 4419457), (7, 2525404), (14, 1262702), (19, 930412), (28, 631351), (38, 465206), (47, 376124), (49, 360772), (76, 232603), (94, 188062), (98, 180386), (101, 175028), (133, 132916), (188, 94031), (196, 90193), (202, 87514), (266, 66458), (329, 53732), (404, 43757), (532, 33229), (658, 26866), (707, 25004), (893, 19796), (931, 18988), (1316, 13433), (1414, 12502), (1786, 9898), (1862, 9494), (1919, 9212), (2303, 7676), (2828, 6251), (3572, 4949), (3724, 4747), (3838, 4606)]