20173460992

素因数分解:

$2^9\times {\mathrm{17}}^1\times {\mathrm{2317723}}^1$

素因数の和:2317758

約数の個数: 40

約数和(自身を含む): 42678569736

約数和(自身を除く): 22505108744

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 512, 544, 1088, 2176, 4352, 8704, 2317723, 4635446, 9270892, 18541784, 37083568, 39401291, 74167136, 78802582, 148334272, 157605164, 296668544, 315210328, 593337088, 630420656, 1186674176, 1260841312, 2521682624, 5043365248, 10086730496, 20173460992]

約数ペア:

[(1, 20173460992), (2, 10086730496), (4, 5043365248), (8, 2521682624), (16, 1260841312), (17, 1186674176), (32, 630420656), (34, 593337088), (64, 315210328), (68, 296668544), (128, 157605164), (136, 148334272), (256, 78802582), (272, 74167136), (512, 39401291), (544, 37083568), (1088, 18541784), (2176, 9270892), (4352, 4635446), (8704, 2317723)]