20809911612

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{4061263}}^1$

素因数の和:4061338

約数の個数: 48

約数和(自身を含む): 56402834432

約数和(自身を除く): 35592922820

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 61, 84, 122, 183, 244, 366, 427, 732, 854, 1281, 1708, 2562, 5124, 4061263, 8122526, 12183789, 16245052, 24367578, 28428841, 48735156, 56857682, 85286523, 113715364, 170573046, 247737043, 341146092, 495474086, 743211129, 990948172, 1486422258, 1734159301, 2972844516, 3468318602, 5202477903, 6936637204, 10404955806, 20809911612]

約数ペア:

[(1, 20809911612), (2, 10404955806), (3, 6936637204), (4, 5202477903), (6, 3468318602), (7, 2972844516), (12, 1734159301), (14, 1486422258), (21, 990948172), (28, 743211129), (42, 495474086), (61, 341146092), (84, 247737043), (122, 170573046), (183, 113715364), (244, 85286523), (366, 56857682), (427, 48735156), (732, 28428841), (854, 24367578), (1281, 16245052), (1708, 12183789), (2562, 8122526), (5124, 4061263)]