19796704

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{241}}^1$

素因数の和:419

約数の個数: 48

約数和(自身を含む): 41713056

約数和(自身を除く): 21916352

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 151, 241, 272, 302, 482, 544, 604, 964, 1208, 1928, 2416, 2567, 3856, 4097, 4832, 5134, 7712, 8194, 10268, 16388, 20536, 32776, 36391, 41072, 65552, 72782, 82144, 131104, 145564, 291128, 582256, 618647, 1164512, 1237294, 2474588, 4949176, 9898352, 19796704]

約数ペア:

[(1, 19796704), (2, 9898352), (4, 4949176), (8, 2474588), (16, 1237294), (17, 1164512), (32, 618647), (34, 582256), (68, 291128), (136, 145564), (151, 131104), (241, 82144), (272, 72782), (302, 65552), (482, 41072), (544, 36391), (604, 32776), (964, 20536), (1208, 16388), (1928, 10268), (2416, 8194), (2567, 7712), (3856, 5134), (4097, 4832)]