18628612

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{659}}^1$

素因数の和:891

約数の個数: 24

約数和(自身を含む): 33707520

約数和(自身を除く): 15078908

約数列:

[1, 2, 4, 37, 74, 148, 191, 382, 659, 764, 1318, 2636, 7067, 14134, 24383, 28268, 48766, 97532, 125869, 251738, 503476, 4657153, 9314306, 18628612]

約数ペア:

[(1, 18628612), (2, 9314306), (4, 4657153), (37, 503476), (74, 251738), (148, 125869), (191, 97532), (382, 48766), (659, 28268), (764, 24383), (1318, 14134), (2636, 7067)]