1900575719

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{317}}^1\times {\mathrm{739}}^1$

素因数の和:1143

約数の個数: 32

約数和(自身を含む): 2334374400

約数和(自身を除く): 433798681

約数列:

[1, 7, 19, 61, 133, 317, 427, 739, 1159, 2219, 5173, 6023, 8113, 14041, 19337, 42161, 45079, 98287, 135359, 234263, 315553, 367403, 856501, 1639841, 2571821, 4450997, 5995507, 14290043, 31156979, 100030301, 271510817, 1900575719]

約数ペア:

[(1, 1900575719), (7, 271510817), (19, 100030301), (61, 31156979), (133, 14290043), (317, 5995507), (427, 4450997), (739, 2571821), (1159, 1639841), (2219, 856501), (5173, 367403), (6023, 315553), (8113, 234263), (14041, 135359), (19337, 98287), (42161, 45079)]