20706192

素因数分解:

$2^4\times 3^4\times {\mathrm{13}}^1\times {\mathrm{1229}}^1$

素因数の和:1262

約数の個数: 100

約数和(自身を含む): 64592220

約数和(自身を除く): 43886028

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 81, 104, 108, 117, 144, 156, 162, 208, 216, 234, 312, 324, 351, 432, 468, 624, 648, 702, 936, 1053, 1229, 1296, 1404, 1872, 2106, 2458, 2808, 3687, 4212, 4916, 5616, 7374, 8424, 9832, 11061, 14748, 15977, 16848, 19664, 22122, 29496, 31954, 33183, 44244, 47931, 58992, 63908, 66366, 88488, 95862, 99549, 127816, 132732, 143793, 176976, 191724, 199098, 255632, 265464, 287586, 383448, 398196, 431379, 530928, 575172, 766896, 796392, 862758, 1150344, 1294137, 1592784, 1725516, 2300688, 2588274, 3451032, 5176548, 6902064, 10353096, 20706192]

約数ペア:

[(1, 20706192), (2, 10353096), (3, 6902064), (4, 5176548), (6, 3451032), (8, 2588274), (9, 2300688), (12, 1725516), (13, 1592784), (16, 1294137), (18, 1150344), (24, 862758), (26, 796392), (27, 766896), (36, 575172), (39, 530928), (48, 431379), (52, 398196), (54, 383448), (72, 287586), (78, 265464), (81, 255632), (104, 199098), (108, 191724), (117, 176976), (144, 143793), (156, 132732), (162, 127816), (208, 99549), (216, 95862), (234, 88488), (312, 66366), (324, 63908), (351, 58992), (432, 47931), (468, 44244), (624, 33183), (648, 31954), (702, 29496), (936, 22122), (1053, 19664), (1229, 16848), (1296, 15977), (1404, 14748), (1872, 11061), (2106, 9832), (2458, 8424), (2808, 7374), (3687, 5616), (4212, 4916)]