19775488

素因数分解:

$2^{14}\times {\mathrm{17}}^1\times {\mathrm{71}}^1$

素因数の和:116

約数の個数: 60

約数和(自身を含む): 42466032

約数和(自身を除く): 22690544

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 71, 128, 136, 142, 256, 272, 284, 512, 544, 568, 1024, 1088, 1136, 1207, 2048, 2176, 2272, 2414, 4096, 4352, 4544, 4828, 8192, 8704, 9088, 9656, 16384, 17408, 18176, 19312, 34816, 36352, 38624, 69632, 72704, 77248, 139264, 145408, 154496, 278528, 290816, 308992, 581632, 617984, 1163264, 1235968, 2471936, 4943872, 9887744, 19775488]

約数ペア:

[(1, 19775488), (2, 9887744), (4, 4943872), (8, 2471936), (16, 1235968), (17, 1163264), (32, 617984), (34, 581632), (64, 308992), (68, 290816), (71, 278528), (128, 154496), (136, 145408), (142, 139264), (256, 77248), (272, 72704), (284, 69632), (512, 38624), (544, 36352), (568, 34816), (1024, 19312), (1088, 18176), (1136, 17408), (1207, 16384), (2048, 9656), (2176, 9088), (2272, 8704), (2414, 8192), (4096, 4828), (4352, 4544)]