20512383918

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{911}}^1\times {\mathrm{2273}}^1$

素因数の和:3329

約数の個数: 64

約数和(自身を含む): 44596887552

約数和(自身を除く): 24084503634

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 127, 254, 381, 762, 911, 1651, 1822, 2273, 2733, 3302, 4546, 4953, 5466, 6819, 9906, 11843, 13638, 23686, 29549, 35529, 59098, 71058, 88647, 115697, 177294, 231394, 288671, 347091, 577342, 694182, 866013, 1504061, 1732026, 2070703, 3008122, 3752723, 4141406, 4512183, 6212109, 7505446, 9024366, 11258169, 12424218, 22516338, 26919139, 53838278, 80757417, 161514834, 262979281, 525958562, 788937843, 1577875686, 3418730653, 6837461306, 10256191959, 20512383918]

約数ペア:

[(1, 20512383918), (2, 10256191959), (3, 6837461306), (6, 3418730653), (13, 1577875686), (26, 788937843), (39, 525958562), (78, 262979281), (127, 161514834), (254, 80757417), (381, 53838278), (762, 26919139), (911, 22516338), (1651, 12424218), (1822, 11258169), (2273, 9024366), (2733, 7505446), (3302, 6212109), (4546, 4512183), (4953, 4141406), (5466, 3752723), (6819, 3008122), (9906, 2070703), (11843, 1732026), (13638, 1504061), (23686, 866013), (29549, 694182), (35529, 577342), (59098, 347091), (71058, 288671), (88647, 231394), (115697, 177294)]