20145793448

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{467}}^1\times {\mathrm{13249}}^1$

素因数の和:13770

約数の個数: 64

約数和(自身を含む): 42414840000

約数和(自身を除く): 22269046552

約数列:

[1, 2, 4, 8, 11, 22, 37, 44, 74, 88, 148, 296, 407, 467, 814, 934, 1628, 1868, 3256, 3736, 5137, 10274, 13249, 17279, 20548, 26498, 34558, 41096, 52996, 69116, 105992, 138232, 145739, 190069, 291478, 380138, 490213, 582956, 760276, 980426, 1165912, 1520552, 1960852, 3921704, 5392343, 6187283, 10784686, 12374566, 21569372, 24749132, 43138744, 49498264, 68060113, 136120226, 228929471, 272240452, 457858942, 544480904, 915717884, 1831435768, 2518224181, 5036448362, 10072896724, 20145793448]

約数ペア:

[(1, 20145793448), (2, 10072896724), (4, 5036448362), (8, 2518224181), (11, 1831435768), (22, 915717884), (37, 544480904), (44, 457858942), (74, 272240452), (88, 228929471), (148, 136120226), (296, 68060113), (407, 49498264), (467, 43138744), (814, 24749132), (934, 21569372), (1628, 12374566), (1868, 10784686), (3256, 6187283), (3736, 5392343), (5137, 3921704), (10274, 1960852), (13249, 1520552), (17279, 1165912), (20548, 980426), (26498, 760276), (34558, 582956), (41096, 490213), (52996, 380138), (69116, 291478), (105992, 190069), (138232, 145739)]