20730102

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:197

約数の個数: 64

約数和(自身を含む): 46033920

約数和(自身を除く): 25303818

約数列:

[1, 2, 3, 6, 19, 38, 47, 53, 57, 73, 94, 106, 114, 141, 146, 159, 219, 282, 318, 438, 893, 1007, 1387, 1786, 2014, 2491, 2679, 2774, 3021, 3431, 3869, 4161, 4982, 5358, 6042, 6862, 7473, 7738, 8322, 10293, 11607, 14946, 20586, 23214, 47329, 65189, 73511, 94658, 130378, 141987, 147022, 181843, 195567, 220533, 283974, 363686, 391134, 441066, 545529, 1091058, 3455017, 6910034, 10365051, 20730102]

約数ペア:

[(1, 20730102), (2, 10365051), (3, 6910034), (6, 3455017), (19, 1091058), (38, 545529), (47, 441066), (53, 391134), (57, 363686), (73, 283974), (94, 220533), (106, 195567), (114, 181843), (141, 147022), (146, 141987), (159, 130378), (219, 94658), (282, 73511), (318, 65189), (438, 47329), (893, 23214), (1007, 20586), (1387, 14946), (1786, 11607), (2014, 10293), (2491, 8322), (2679, 7738), (2774, 7473), (3021, 6862), (3431, 6042), (3869, 5358), (4161, 4982)]