20390202168

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{503611}}^1$

素因数の和:503868

約数の個数: 64

約数和(自身を含む): 58499569920

約数和(自身を除く): 38109367752

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 241, 482, 723, 964, 1446, 1687, 1928, 2892, 3374, 5061, 5784, 6748, 10122, 13496, 20244, 40488, 503611, 1007222, 1510833, 2014444, 3021666, 3525277, 4028888, 6043332, 7050554, 10575831, 12086664, 14101108, 21151662, 28202216, 42303324, 84606648, 121370251, 242740502, 364110753, 485481004, 728221506, 849591757, 970962008, 1456443012, 1699183514, 2548775271, 2912886024, 3398367028, 5097550542, 6796734056, 10195101084, 20390202168]

約数ペア:

[(1, 20390202168), (2, 10195101084), (3, 6796734056), (4, 5097550542), (6, 3398367028), (7, 2912886024), (8, 2548775271), (12, 1699183514), (14, 1456443012), (21, 970962008), (24, 849591757), (28, 728221506), (42, 485481004), (56, 364110753), (84, 242740502), (168, 121370251), (241, 84606648), (482, 42303324), (723, 28202216), (964, 21151662), (1446, 14101108), (1687, 12086664), (1928, 10575831), (2892, 7050554), (3374, 6043332), (5061, 4028888), (5784, 3525277), (6748, 3021666), (10122, 2014444), (13496, 1510833), (20244, 1007222), (40488, 503611)]