20171805278

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{719}}^1\times {\mathrm{4079}}^1$

素因数の和:5000

約数の個数: 32

約数和(自身を含む): 32078592000

約数和(自身を除く): 11906786722

約数列:

[1, 2, 19, 38, 181, 362, 719, 1438, 3439, 4079, 6878, 8158, 13661, 27322, 77501, 130139, 155002, 260278, 738299, 1476598, 2472641, 2932801, 4945282, 5865602, 14027681, 28055362, 55723219, 111446438, 530836981, 1061673962, 10085902639, 20171805278]

約数ペア:

[(1, 20171805278), (2, 10085902639), (19, 1061673962), (38, 530836981), (181, 111446438), (362, 55723219), (719, 28055362), (1438, 14027681), (3439, 5865602), (4079, 4945282), (6878, 2932801), (8158, 2472641), (13661, 1476598), (27322, 738299), (77501, 260278), (130139, 155002)]