20199738856

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{379}}^1\times {\mathrm{16369}}^1$

素因数の和:16802

約数の個数: 64

約数和(自身を含む): 42548904000

約数和(自身を除く): 22349165144

約数列:

[1, 2, 4, 8, 11, 22, 37, 44, 74, 88, 148, 296, 379, 407, 758, 814, 1516, 1628, 3032, 3256, 4169, 8338, 14023, 16369, 16676, 28046, 32738, 33352, 56092, 65476, 112184, 130952, 154253, 180059, 308506, 360118, 605653, 617012, 720236, 1211306, 1234024, 1440472, 2422612, 4845224, 6203851, 6662183, 12407702, 13324366, 24815404, 26648732, 49630808, 53297464, 68242361, 136484722, 229542487, 272969444, 459084974, 545938888, 918169948, 1836339896, 2524967357, 5049934714, 10099869428, 20199738856]

約数ペア:

[(1, 20199738856), (2, 10099869428), (4, 5049934714), (8, 2524967357), (11, 1836339896), (22, 918169948), (37, 545938888), (44, 459084974), (74, 272969444), (88, 229542487), (148, 136484722), (296, 68242361), (379, 53297464), (407, 49630808), (758, 26648732), (814, 24815404), (1516, 13324366), (1628, 12407702), (3032, 6662183), (3256, 6203851), (4169, 4845224), (8338, 2422612), (14023, 1440472), (16369, 1234024), (16676, 1211306), (28046, 720236), (32738, 617012), (33352, 605653), (56092, 360118), (65476, 308506), (112184, 180059), (130952, 154253)]