19273376

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{499}}^1$

素因数の和:597

約数の個数: 48

約数和(自身を含む): 40824000

約数和(自身を除く): 21550624

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 71, 136, 142, 272, 284, 499, 544, 568, 998, 1136, 1207, 1996, 2272, 2414, 3992, 4828, 7984, 8483, 9656, 15968, 16966, 19312, 33932, 35429, 38624, 67864, 70858, 135728, 141716, 271456, 283432, 566864, 602293, 1133728, 1204586, 2409172, 4818344, 9636688, 19273376]

約数ペア:

[(1, 19273376), (2, 9636688), (4, 4818344), (8, 2409172), (16, 1204586), (17, 1133728), (32, 602293), (34, 566864), (68, 283432), (71, 271456), (136, 141716), (142, 135728), (272, 70858), (284, 67864), (499, 38624), (544, 35429), (568, 33932), (998, 19312), (1136, 16966), (1207, 15968), (1996, 9656), (2272, 8483), (2414, 7984), (3992, 4828)]