20455856784

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{163469}}^1$

素因数の和:163573

約数の個数: 120

約数和(自身を含む): 63243273600

約数和(自身を除く): 42787416816

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 79, 88, 99, 132, 144, 158, 176, 198, 237, 264, 316, 396, 474, 528, 632, 711, 792, 869, 948, 1264, 1422, 1584, 1738, 1896, 2607, 2844, 3476, 3792, 5214, 5688, 6952, 7821, 10428, 11376, 13904, 15642, 20856, 31284, 41712, 62568, 125136, 163469, 326938, 490407, 653876, 980814, 1307752, 1471221, 1798159, 1961628, 2615504, 2942442, 3596318, 3923256, 5394477, 5884884, 7192636, 7846512, 10788954, 11769768, 12914051, 14385272, 16183431, 21577908, 23539536, 25828102, 28770544, 32366862, 38742153, 43155816, 51656204, 64733724, 77484306, 86311632, 103312408, 116226459, 129467448, 142054561, 154968612, 206624816, 232452918, 258934896, 284109122, 309937224, 426163683, 464905836, 568218244, 619874448, 852327366, 929811672, 1136436488, 1278491049, 1704654732, 1859623344, 2272872976, 2556982098, 3409309464, 5113964196, 6818618928, 10227928392, 20455856784]

約数ペア:

[(1, 20455856784), (2, 10227928392), (3, 6818618928), (4, 5113964196), (6, 3409309464), (8, 2556982098), (9, 2272872976), (11, 1859623344), (12, 1704654732), (16, 1278491049), (18, 1136436488), (22, 929811672), (24, 852327366), (33, 619874448), (36, 568218244), (44, 464905836), (48, 426163683), (66, 309937224), (72, 284109122), (79, 258934896), (88, 232452918), (99, 206624816), (132, 154968612), (144, 142054561), (158, 129467448), (176, 116226459), (198, 103312408), (237, 86311632), (264, 77484306), (316, 64733724), (396, 51656204), (474, 43155816), (528, 38742153), (632, 32366862), (711, 28770544), (792, 25828102), (869, 23539536), (948, 21577908), (1264, 16183431), (1422, 14385272), (1584, 12914051), (1738, 11769768), (1896, 10788954), (2607, 7846512), (2844, 7192636), (3476, 5884884), (3792, 5394477), (5214, 3923256), (5688, 3596318), (6952, 2942442), (7821, 2615504), (10428, 1961628), (11376, 1798159), (13904, 1471221), (15642, 1307752), (20856, 980814), (31284, 653876), (41712, 490407), (62568, 326938), (125136, 163469)]