218457020008

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{738030473}}^1$

素因数の和:738030516

約数の個数: 16

約数和(自身を含む): 420677370180

約数和(自身を除く): 202220350172

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 738030473, 1476060946, 2952121892, 5904243784, 27307127501, 54614255002, 109228510004, 218457020008]

約数ペア:

[(1, 218457020008), (2, 109228510004), (4, 54614255002), (8, 27307127501), (37, 5904243784), (74, 2952121892), (148, 1476060946), (296, 738030473)]