20001493806

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{661}}^1\times {\mathrm{15329}}^1$

素因数の和:16049

約数の個数: 64

約数和(自身を含む): 46764103680

約数和(自身を除く): 26762609874

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47, 94, 141, 282, 329, 658, 661, 987, 1322, 1974, 1983, 3966, 4627, 9254, 13881, 15329, 27762, 30658, 31067, 45987, 62134, 91974, 93201, 107303, 186402, 214606, 217469, 321909, 434938, 643818, 652407, 720463, 1304814, 1440926, 2161389, 4322778, 5043241, 10086482, 10132469, 15129723, 20264938, 30259446, 30397407, 60794814, 70927283, 141854566, 212781849, 425563698, 476226043, 952452086, 1428678129, 2857356258, 3333582301, 6667164602, 10000746903, 20001493806]

約数ペア:

[(1, 20001493806), (2, 10000746903), (3, 6667164602), (6, 3333582301), (7, 2857356258), (14, 1428678129), (21, 952452086), (42, 476226043), (47, 425563698), (94, 212781849), (141, 141854566), (282, 70927283), (329, 60794814), (658, 30397407), (661, 30259446), (987, 20264938), (1322, 15129723), (1974, 10132469), (1983, 10086482), (3966, 5043241), (4627, 4322778), (9254, 2161389), (13881, 1440926), (15329, 1304814), (27762, 720463), (30658, 652407), (31067, 643818), (45987, 434938), (62134, 321909), (91974, 217469), (93201, 214606), (107303, 186402)]