19460820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:229

約数の個数: 96

約数和(自身を含む): 57028608

約数和(自身を除く): 37567788

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 67, 94, 103, 134, 141, 188, 201, 206, 235, 268, 282, 309, 335, 402, 412, 470, 515, 564, 618, 670, 705, 804, 940, 1005, 1030, 1236, 1340, 1410, 1545, 2010, 2060, 2820, 3090, 3149, 4020, 4841, 6180, 6298, 6901, 9447, 9682, 12596, 13802, 14523, 15745, 18894, 19364, 20703, 24205, 27604, 29046, 31490, 34505, 37788, 41406, 47235, 48410, 58092, 62980, 69010, 72615, 82812, 94470, 96820, 103515, 138020, 145230, 188940, 207030, 290460, 324347, 414060, 648694, 973041, 1297388, 1621735, 1946082, 3243470, 3892164, 4865205, 6486940, 9730410, 19460820]

約数ペア:

[(1, 19460820), (2, 9730410), (3, 6486940), (4, 4865205), (5, 3892164), (6, 3243470), (10, 1946082), (12, 1621735), (15, 1297388), (20, 973041), (30, 648694), (47, 414060), (60, 324347), (67, 290460), (94, 207030), (103, 188940), (134, 145230), (141, 138020), (188, 103515), (201, 96820), (206, 94470), (235, 82812), (268, 72615), (282, 69010), (309, 62980), (335, 58092), (402, 48410), (412, 47235), (470, 41406), (515, 37788), (564, 34505), (618, 31490), (670, 29046), (705, 27604), (804, 24205), (940, 20703), (1005, 19364), (1030, 18894), (1236, 15745), (1340, 14523), (1410, 13802), (1545, 12596), (2010, 9682), (2060, 9447), (2820, 6901), (3090, 6298), (3149, 6180), (4020, 4841)]