20874749784

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{893917}}^1$

素因数の和:894072

約数の個数: 64

約数和(自身を含む): 60071289600

約数和(自身を除く): 39196539816

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 139, 168, 278, 417, 556, 834, 973, 1112, 1668, 1946, 2919, 3336, 3892, 5838, 7784, 11676, 23352, 893917, 1787834, 2681751, 3575668, 5363502, 6257419, 7151336, 10727004, 12514838, 18772257, 21454008, 25029676, 37544514, 50059352, 75089028, 124254463, 150178056, 248508926, 372763389, 497017852, 745526778, 869781241, 994035704, 1491053556, 1739562482, 2609343723, 2982107112, 3479124964, 5218687446, 6958249928, 10437374892, 20874749784]

約数ペア:

[(1, 20874749784), (2, 10437374892), (3, 6958249928), (4, 5218687446), (6, 3479124964), (7, 2982107112), (8, 2609343723), (12, 1739562482), (14, 1491053556), (21, 994035704), (24, 869781241), (28, 745526778), (42, 497017852), (56, 372763389), (84, 248508926), (139, 150178056), (168, 124254463), (278, 75089028), (417, 50059352), (556, 37544514), (834, 25029676), (973, 21454008), (1112, 18772257), (1668, 12514838), (1946, 10727004), (2919, 7151336), (3336, 6257419), (3892, 5363502), (5838, 3575668), (7784, 2681751), (11676, 1787834), (23352, 893917)]