18901479828

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{947}}^1\times {\mathrm{21601}}^1$

素因数の和:22573

約数の個数: 96

約数和(自身を含む): 55046734848

約数和(自身を除く): 36145255020

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 132, 154, 231, 308, 462, 924, 947, 1894, 2841, 3788, 5682, 6629, 10417, 11364, 13258, 19887, 20834, 21601, 26516, 31251, 39774, 41668, 43202, 62502, 64803, 72919, 79548, 86404, 125004, 129606, 145838, 151207, 218757, 237611, 259212, 291676, 302414, 437514, 453621, 475222, 604828, 712833, 875028, 907242, 950444, 1425666, 1663277, 1814484, 2851332, 3326554, 4989831, 6653108, 9979662, 19959324, 20456147, 40912294, 61368441, 81824588, 122736882, 143193029, 225017617, 245473764, 286386058, 429579087, 450035234, 572772116, 675052851, 859158174, 900070468, 1350105702, 1575123319, 1718316348, 2700211404, 3150246638, 4725369957, 6300493276, 9450739914, 18901479828]

約数ペア:

[(1, 18901479828), (2, 9450739914), (3, 6300493276), (4, 4725369957), (6, 3150246638), (7, 2700211404), (11, 1718316348), (12, 1575123319), (14, 1350105702), (21, 900070468), (22, 859158174), (28, 675052851), (33, 572772116), (42, 450035234), (44, 429579087), (66, 286386058), (77, 245473764), (84, 225017617), (132, 143193029), (154, 122736882), (231, 81824588), (308, 61368441), (462, 40912294), (924, 20456147), (947, 19959324), (1894, 9979662), (2841, 6653108), (3788, 4989831), (5682, 3326554), (6629, 2851332), (10417, 1814484), (11364, 1663277), (13258, 1425666), (19887, 950444), (20834, 907242), (21601, 875028), (26516, 712833), (31251, 604828), (39774, 475222), (41668, 453621), (43202, 437514), (62502, 302414), (64803, 291676), (72919, 259212), (79548, 237611), (86404, 218757), (125004, 151207), (129606, 145838)]