1917804

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{79}}^1$

素因数の和:127

約数の個数: 72

約数和(自身を含む): 5501440

約数和(自身を除く): 3583636

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 79, 84, 102, 119, 158, 204, 237, 238, 289, 316, 357, 474, 476, 553, 578, 714, 867, 948, 1106, 1156, 1343, 1428, 1659, 1734, 2023, 2212, 2686, 3318, 3468, 4029, 4046, 5372, 6069, 6636, 8058, 8092, 9401, 12138, 16116, 18802, 22831, 24276, 28203, 37604, 45662, 56406, 68493, 91324, 112812, 136986, 159817, 273972, 319634, 479451, 639268, 958902, 1917804]

約数ペア:

[(1, 1917804), (2, 958902), (3, 639268), (4, 479451), (6, 319634), (7, 273972), (12, 159817), (14, 136986), (17, 112812), (21, 91324), (28, 68493), (34, 56406), (42, 45662), (51, 37604), (68, 28203), (79, 24276), (84, 22831), (102, 18802), (119, 16116), (158, 12138), (204, 9401), (237, 8092), (238, 8058), (289, 6636), (316, 6069), (357, 5372), (474, 4046), (476, 4029), (553, 3468), (578, 3318), (714, 2686), (867, 2212), (948, 2023), (1106, 1734), (1156, 1659), (1343, 1428)]