19380704

素因数分解:

$2^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2791}}^1$

素因数の和:2839

約数の個数: 48

約数和(自身を含む): 45029376

約数和(自身を除く): 25648672

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 112, 124, 217, 224, 248, 434, 496, 868, 992, 1736, 2791, 3472, 5582, 6944, 11164, 19537, 22328, 39074, 44656, 78148, 86521, 89312, 156296, 173042, 312592, 346084, 605647, 625184, 692168, 1211294, 1384336, 2422588, 2768672, 4845176, 9690352, 19380704]

約数ペア:

[(1, 19380704), (2, 9690352), (4, 4845176), (7, 2768672), (8, 2422588), (14, 1384336), (16, 1211294), (28, 692168), (31, 625184), (32, 605647), (56, 346084), (62, 312592), (112, 173042), (124, 156296), (217, 89312), (224, 86521), (248, 78148), (434, 44656), (496, 39074), (868, 22328), (992, 19537), (1736, 11164), (2791, 6944), (3472, 5582)]