20704248

素因数分解:

$2^3\times 3^4\times {\mathrm{89}}^1\times {\mathrm{359}}^1$

素因数の和:466

約数の個数: 80

約数和(自身を含む): 58806000

約数和(自身を除く): 38101752

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 89, 108, 162, 178, 216, 267, 324, 356, 359, 534, 648, 712, 718, 801, 1068, 1077, 1436, 1602, 2136, 2154, 2403, 2872, 3204, 3231, 4308, 4806, 6408, 6462, 7209, 8616, 9612, 9693, 12924, 14418, 19224, 19386, 25848, 28836, 29079, 31951, 38772, 57672, 58158, 63902, 77544, 95853, 116316, 127804, 191706, 232632, 255608, 287559, 383412, 575118, 766824, 862677, 1150236, 1725354, 2300472, 2588031, 3450708, 5176062, 6901416, 10352124, 20704248]

約数ペア:

[(1, 20704248), (2, 10352124), (3, 6901416), (4, 5176062), (6, 3450708), (8, 2588031), (9, 2300472), (12, 1725354), (18, 1150236), (24, 862677), (27, 766824), (36, 575118), (54, 383412), (72, 287559), (81, 255608), (89, 232632), (108, 191706), (162, 127804), (178, 116316), (216, 95853), (267, 77544), (324, 63902), (356, 58158), (359, 57672), (534, 38772), (648, 31951), (712, 29079), (718, 28836), (801, 25848), (1068, 19386), (1077, 19224), (1436, 14418), (1602, 12924), (2136, 9693), (2154, 9612), (2403, 8616), (2872, 7209), (3204, 6462), (3231, 6408), (4308, 4806)]