20131297396

素因数分解:

$2^2\times 7^2\times {\mathrm{163}}^1\times {\mathrm{630127}}^1$

素因数の和:630308

約数の個数: 36

約数和(自身を含む): 41233055808

約数和(自身を除く): 21101758412

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 163, 196, 326, 652, 1141, 2282, 4564, 7987, 15974, 31948, 630127, 1260254, 2520508, 4410889, 8821778, 17643556, 30876223, 61752446, 102710701, 123504892, 205421402, 410842804, 718974907, 1437949814, 2875899628, 5032824349, 10065648698, 20131297396]

約数ペア:

[(1, 20131297396), (2, 10065648698), (4, 5032824349), (7, 2875899628), (14, 1437949814), (28, 718974907), (49, 410842804), (98, 205421402), (163, 123504892), (196, 102710701), (326, 61752446), (652, 30876223), (1141, 17643556), (2282, 8821778), (4564, 4410889), (7987, 2520508), (15974, 1260254), (31948, 630127)]