20196996848

素因数分解:

$2^4\times 7^1\times {\mathrm{3301}}^1\times {\mathrm{54629}}^1$

素因数の和:57945

約数の個数: 40

約数和(自身を含む): 44736288480

約数和(自身を除く): 24539291632

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 3301, 6602, 13204, 23107, 26408, 46214, 52816, 54629, 92428, 109258, 184856, 218516, 369712, 382403, 437032, 764806, 874064, 1529612, 3059224, 6118448, 180330329, 360660658, 721321316, 1262312303, 1442642632, 2524624606, 2885285264, 5049249212, 10098498424, 20196996848]

約数ペア:

[(1, 20196996848), (2, 10098498424), (4, 5049249212), (7, 2885285264), (8, 2524624606), (14, 1442642632), (16, 1262312303), (28, 721321316), (56, 360660658), (112, 180330329), (3301, 6118448), (6602, 3059224), (13204, 1529612), (23107, 874064), (26408, 764806), (46214, 437032), (52816, 382403), (54629, 369712), (92428, 218516), (109258, 184856)]