19098752

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:229

約数の個数: 64

約数和(自身を含む): 41199840

約数和(自身を除く): 22101088

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 67, 68, 128, 131, 134, 136, 262, 268, 272, 524, 536, 544, 1048, 1072, 1088, 1139, 2096, 2144, 2176, 2227, 2278, 4192, 4288, 4454, 4556, 8384, 8576, 8777, 8908, 9112, 16768, 17554, 17816, 18224, 35108, 35632, 36448, 70216, 71264, 72896, 140432, 142528, 145792, 149209, 280864, 285056, 298418, 561728, 596836, 1123456, 1193672, 2387344, 4774688, 9549376, 19098752]

約数ペア:

[(1, 19098752), (2, 9549376), (4, 4774688), (8, 2387344), (16, 1193672), (17, 1123456), (32, 596836), (34, 561728), (64, 298418), (67, 285056), (68, 280864), (128, 149209), (131, 145792), (134, 142528), (136, 140432), (262, 72896), (268, 71264), (272, 70216), (524, 36448), (536, 35632), (544, 35108), (1048, 18224), (1072, 17816), (1088, 17554), (1139, 16768), (2096, 9112), (2144, 8908), (2176, 8777), (2227, 8576), (2278, 8384), (4192, 4556), (4288, 4454)]