20472648

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3931}}^1$

素因数の和:3978

約数の個数: 64

約数和(自身を含む): 60395520

約数和(自身を除く): 39922872

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 56, 62, 84, 93, 124, 168, 186, 217, 248, 372, 434, 651, 744, 868, 1302, 1736, 2604, 3931, 5208, 7862, 11793, 15724, 23586, 27517, 31448, 47172, 55034, 82551, 94344, 110068, 121861, 165102, 220136, 243722, 330204, 365583, 487444, 660408, 731166, 853027, 974888, 1462332, 1706054, 2559081, 2924664, 3412108, 5118162, 6824216, 10236324, 20472648]

約数ペア:

[(1, 20472648), (2, 10236324), (3, 6824216), (4, 5118162), (6, 3412108), (7, 2924664), (8, 2559081), (12, 1706054), (14, 1462332), (21, 974888), (24, 853027), (28, 731166), (31, 660408), (42, 487444), (56, 365583), (62, 330204), (84, 243722), (93, 220136), (124, 165102), (168, 121861), (186, 110068), (217, 94344), (248, 82551), (372, 55034), (434, 47172), (651, 31448), (744, 27517), (868, 23586), (1302, 15724), (1736, 11793), (2604, 7862), (3931, 5208)]