23019904

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:251

約数の個数: 64

約数和(自身を含む): 49572000

約数和(自身を除く): 26552096

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 71, 128, 136, 142, 149, 272, 284, 298, 544, 568, 596, 1088, 1136, 1192, 1207, 2176, 2272, 2384, 2414, 2533, 4544, 4768, 4828, 5066, 9088, 9536, 9656, 10132, 10579, 19072, 19312, 20264, 21158, 38624, 40528, 42316, 77248, 81056, 84632, 154496, 162112, 169264, 179843, 324224, 338528, 359686, 677056, 719372, 1354112, 1438744, 2877488, 5754976, 11509952, 23019904]

約数ペア:

[(1, 23019904), (2, 11509952), (4, 5754976), (8, 2877488), (16, 1438744), (17, 1354112), (32, 719372), (34, 677056), (64, 359686), (68, 338528), (71, 324224), (128, 179843), (136, 169264), (142, 162112), (149, 154496), (272, 84632), (284, 81056), (298, 77248), (544, 42316), (568, 40528), (596, 38624), (1088, 21158), (1136, 20264), (1192, 19312), (1207, 19072), (2176, 10579), (2272, 10132), (2384, 9656), (2414, 9536), (2533, 9088), (4544, 5066), (4768, 4828)]