18792495

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{271}}^1$

素因数の和:372

約数の個数: 48

約数和(自身を含む): 34624512

約数和(自身を除く): 15832017

約数列:

[1, 3, 5, 9, 15, 23, 45, 67, 69, 115, 201, 207, 271, 335, 345, 603, 813, 1005, 1035, 1355, 1541, 2439, 3015, 4065, 4623, 6233, 7705, 12195, 13869, 18157, 18699, 23115, 31165, 54471, 56097, 69345, 90785, 93495, 163413, 272355, 280485, 417611, 817065, 1252833, 2088055, 3758499, 6264165, 18792495]

約数ペア:

[(1, 18792495), (3, 6264165), (5, 3758499), (9, 2088055), (15, 1252833), (23, 817065), (45, 417611), (67, 280485), (69, 272355), (115, 163413), (201, 93495), (207, 90785), (271, 69345), (335, 56097), (345, 54471), (603, 31165), (813, 23115), (1005, 18699), (1035, 18157), (1355, 13869), (1541, 12195), (2439, 7705), (3015, 6233), (4065, 4623)]