18553424

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{61031}}^1$

素因数の和:61058

約数の個数: 20

約数和(自身を含む): 37839840

約数和(自身を除く): 19286416

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 61031, 122062, 244124, 488248, 976496, 1159589, 2319178, 4638356, 9276712, 18553424]

約数ペア:

[(1, 18553424), (2, 9276712), (4, 4638356), (8, 2319178), (16, 1159589), (19, 976496), (38, 488248), (76, 244124), (152, 122062), (304, 61031)]