20731662

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1201}}^1$

素因数の和:1353

約数の個数: 48

約数和(自身を含む): 51753312

約数和(自身を除く): 31021650

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 137, 274, 411, 822, 959, 1201, 1233, 1918, 2402, 2466, 2877, 3603, 5754, 7206, 8407, 8631, 10809, 16814, 17262, 21618, 25221, 50442, 75663, 151326, 164537, 329074, 493611, 987222, 1151759, 1480833, 2303518, 2961666, 3455277, 6910554, 10365831, 20731662]

約数ペア:

[(1, 20731662), (2, 10365831), (3, 6910554), (6, 3455277), (7, 2961666), (9, 2303518), (14, 1480833), (18, 1151759), (21, 987222), (42, 493611), (63, 329074), (126, 164537), (137, 151326), (274, 75663), (411, 50442), (822, 25221), (959, 21618), (1201, 17262), (1233, 16814), (1918, 10809), (2402, 8631), (2466, 8407), (2877, 7206), (3603, 5754)]