20615673664

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{16953679}}^1$

素因数の和:16953710

約数の個数: 28

約数和(自身を含む): 43062347200

約数和(自身を除く): 22446673536

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 1216, 16953679, 33907358, 67814716, 135629432, 271258864, 322119901, 542517728, 644239802, 1085035456, 1288479604, 2576959208, 5153918416, 10307836832, 20615673664]

約数ペア:

[(1, 20615673664), (2, 10307836832), (4, 5153918416), (8, 2576959208), (16, 1288479604), (19, 1085035456), (32, 644239802), (38, 542517728), (64, 322119901), (76, 271258864), (152, 135629432), (304, 67814716), (608, 33907358), (1216, 16953679)]