189438012

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{1087}}^1$

素因数の和:1247

約数の個数: 72

約数和(自身を含む): 494247936

約数和(自身を除く): 304809924

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 103, 141, 188, 206, 282, 309, 412, 423, 564, 618, 846, 927, 1087, 1236, 1692, 1854, 2174, 3261, 3708, 4348, 4841, 6522, 9682, 9783, 13044, 14523, 19364, 19566, 29046, 39132, 43569, 51089, 58092, 87138, 102178, 111961, 153267, 174276, 204356, 223922, 306534, 335883, 447844, 459801, 613068, 671766, 919602, 1007649, 1343532, 1839204, 2015298, 4030596, 5262167, 10524334, 15786501, 21048668, 31573002, 47359503, 63146004, 94719006, 189438012]

約数ペア:

[(1, 189438012), (2, 94719006), (3, 63146004), (4, 47359503), (6, 31573002), (9, 21048668), (12, 15786501), (18, 10524334), (36, 5262167), (47, 4030596), (94, 2015298), (103, 1839204), (141, 1343532), (188, 1007649), (206, 919602), (282, 671766), (309, 613068), (412, 459801), (423, 447844), (564, 335883), (618, 306534), (846, 223922), (927, 204356), (1087, 174276), (1236, 153267), (1692, 111961), (1854, 102178), (2174, 87138), (3261, 58092), (3708, 51089), (4348, 43569), (4841, 39132), (6522, 29046), (9682, 19566), (9783, 19364), (13044, 14523)]