20639016

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:188

約数の個数: 128

約数和(自身を含む): 62208000

約数和(自身を除く): 41568984

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 47, 54, 57, 72, 76, 94, 107, 108, 114, 141, 152, 171, 188, 214, 216, 228, 282, 321, 342, 376, 423, 428, 456, 513, 564, 642, 684, 846, 856, 893, 963, 1026, 1128, 1269, 1284, 1368, 1692, 1786, 1926, 2033, 2052, 2538, 2568, 2679, 2889, 3384, 3572, 3852, 4066, 4104, 5029, 5076, 5358, 5778, 6099, 7144, 7704, 8037, 8132, 10058, 10152, 10716, 11556, 12198, 15087, 16074, 16264, 18297, 20116, 21432, 23112, 24111, 24396, 30174, 32148, 36594, 40232, 45261, 48222, 48792, 54891, 60348, 64296, 73188, 90522, 95551, 96444, 109782, 120696, 135783, 146376, 181044, 191102, 192888, 219564, 271566, 286653, 362088, 382204, 439128, 543132, 573306, 764408, 859959, 1086264, 1146612, 1719918, 2293224, 2579877, 3439836, 5159754, 6879672, 10319508, 20639016]

約数ペア:

[(1, 20639016), (2, 10319508), (3, 6879672), (4, 5159754), (6, 3439836), (8, 2579877), (9, 2293224), (12, 1719918), (18, 1146612), (19, 1086264), (24, 859959), (27, 764408), (36, 573306), (38, 543132), (47, 439128), (54, 382204), (57, 362088), (72, 286653), (76, 271566), (94, 219564), (107, 192888), (108, 191102), (114, 181044), (141, 146376), (152, 135783), (171, 120696), (188, 109782), (214, 96444), (216, 95551), (228, 90522), (282, 73188), (321, 64296), (342, 60348), (376, 54891), (423, 48792), (428, 48222), (456, 45261), (513, 40232), (564, 36594), (642, 32148), (684, 30174), (846, 24396), (856, 24111), (893, 23112), (963, 21432), (1026, 20116), (1128, 18297), (1269, 16264), (1284, 16074), (1368, 15087), (1692, 12198), (1786, 11556), (1926, 10716), (2033, 10152), (2052, 10058), (2538, 8132), (2568, 8037), (2679, 7704), (2889, 7144), (3384, 6099), (3572, 5778), (3852, 5358), (4066, 5076), (4104, 5029)]