2019480645

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{77867}}^1$

素因数の和:77914

約数の個数: 64

約数和(自身を含む): 4186183680

約数和(自身を除く): 2166703035

約数列:

[1, 3, 5, 7, 13, 15, 19, 21, 35, 39, 57, 65, 91, 95, 105, 133, 195, 247, 273, 285, 399, 455, 665, 741, 1235, 1365, 1729, 1995, 3705, 5187, 8645, 25935, 77867, 233601, 389335, 545069, 1012271, 1168005, 1479473, 1635207, 2725345, 3036813, 4438419, 5061355, 7085897, 7397365, 8176035, 10356311, 15184065, 19233149, 21257691, 22192095, 31068933, 35429485, 51781555, 57699447, 96165745, 106288455, 134632043, 155344665, 288497235, 403896129, 673160215, 2019480645]

約数ペア:

[(1, 2019480645), (3, 673160215), (5, 403896129), (7, 288497235), (13, 155344665), (15, 134632043), (19, 106288455), (21, 96165745), (35, 57699447), (39, 51781555), (57, 35429485), (65, 31068933), (91, 22192095), (95, 21257691), (105, 19233149), (133, 15184065), (195, 10356311), (247, 8176035), (273, 7397365), (285, 7085897), (399, 5061355), (455, 4438419), (665, 3036813), (741, 2725345), (1235, 1635207), (1365, 1479473), (1729, 1168005), (1995, 1012271), (3705, 545069), (5187, 389335), (8645, 233601), (25935, 77867)]