19728704

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{18133}}^1$

素因数の和:18162

約数の個数: 28

約数和(自身を含む): 41454324

約数和(自身を除く): 21725620

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 272, 544, 1088, 18133, 36266, 72532, 145064, 290128, 308261, 580256, 616522, 1160512, 1233044, 2466088, 4932176, 9864352, 19728704]

約数ペア:

[(1, 19728704), (2, 9864352), (4, 4932176), (8, 2466088), (16, 1233044), (17, 1160512), (32, 616522), (34, 580256), (64, 308261), (68, 290128), (136, 145064), (272, 72532), (544, 36266), (1088, 18133)]