20165821768

素因数分解:

$2^3\times {\mathrm{107}}^1\times {\mathrm{613}}^1\times {\mathrm{38431}}^1$

素因数の和:39157

約数の個数: 32

約数和(自身を含む): 38227541760

約数和(自身を除く): 18061719992

約数列:

[1, 2, 4, 8, 107, 214, 428, 613, 856, 1226, 2452, 4904, 38431, 65591, 76862, 131182, 153724, 262364, 307448, 524728, 4112117, 8224234, 16448468, 23558203, 32896936, 47116406, 94232812, 188465624, 2520727721, 5041455442, 10082910884, 20165821768]

約数ペア:

[(1, 20165821768), (2, 10082910884), (4, 5041455442), (8, 2520727721), (107, 188465624), (214, 94232812), (428, 47116406), (613, 32896936), (856, 23558203), (1226, 16448468), (2452, 8224234), (4904, 4112117), (38431, 524728), (65591, 307448), (76862, 262364), (131182, 153724)]