18401004

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{281}}^1$

素因数の和:415

約数の個数: 72

約数和(自身を含む): 49886928

約数和(自身を除く): 31485924

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 107, 153, 204, 214, 281, 306, 321, 428, 562, 612, 642, 843, 963, 1124, 1284, 1686, 1819, 1926, 2529, 3372, 3638, 3852, 4777, 5058, 5457, 7276, 9554, 10116, 10914, 14331, 16371, 19108, 21828, 28662, 30067, 32742, 42993, 57324, 60134, 65484, 85986, 90201, 120268, 171972, 180402, 270603, 360804, 511139, 541206, 1022278, 1082412, 1533417, 2044556, 3066834, 4600251, 6133668, 9200502, 18401004]

約数ペア:

[(1, 18401004), (2, 9200502), (3, 6133668), (4, 4600251), (6, 3066834), (9, 2044556), (12, 1533417), (17, 1082412), (18, 1022278), (34, 541206), (36, 511139), (51, 360804), (68, 270603), (102, 180402), (107, 171972), (153, 120268), (204, 90201), (214, 85986), (281, 65484), (306, 60134), (321, 57324), (428, 42993), (562, 32742), (612, 30067), (642, 28662), (843, 21828), (963, 19108), (1124, 16371), (1284, 14331), (1686, 10914), (1819, 10116), (1926, 9554), (2529, 7276), (3372, 5457), (3638, 5058), (3852, 4777)]