20386392

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{181}}^1$

素因数の和:241

約数の個数: 96

約数和(自身を含む): 58247280

約数和(自身を除く): 37860888

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 38, 39, 52, 57, 76, 78, 104, 114, 152, 156, 181, 228, 247, 312, 361, 362, 456, 494, 543, 722, 724, 741, 988, 1083, 1086, 1444, 1448, 1482, 1976, 2166, 2172, 2353, 2888, 2964, 3439, 4332, 4344, 4693, 4706, 5928, 6878, 7059, 8664, 9386, 9412, 10317, 13756, 14079, 14118, 18772, 18824, 20634, 27512, 28158, 28236, 37544, 41268, 44707, 56316, 56472, 65341, 82536, 89414, 112632, 130682, 134121, 178828, 196023, 261364, 268242, 357656, 392046, 522728, 536484, 784092, 849433, 1072968, 1568184, 1698866, 2548299, 3397732, 5096598, 6795464, 10193196, 20386392]

約数ペア:

[(1, 20386392), (2, 10193196), (3, 6795464), (4, 5096598), (6, 3397732), (8, 2548299), (12, 1698866), (13, 1568184), (19, 1072968), (24, 849433), (26, 784092), (38, 536484), (39, 522728), (52, 392046), (57, 357656), (76, 268242), (78, 261364), (104, 196023), (114, 178828), (152, 134121), (156, 130682), (181, 112632), (228, 89414), (247, 82536), (312, 65341), (361, 56472), (362, 56316), (456, 44707), (494, 41268), (543, 37544), (722, 28236), (724, 28158), (741, 27512), (988, 20634), (1083, 18824), (1086, 18772), (1444, 14118), (1448, 14079), (1482, 13756), (1976, 10317), (2166, 9412), (2172, 9386), (2353, 8664), (2888, 7059), (2964, 6878), (3439, 5928), (4332, 4706), (4344, 4693)]