19699968

素因数分解:

$2^8\times 3^1\times {\mathrm{113}}^1\times {\mathrm{227}}^1$

素因数の和:359

約数の個数: 72

約数和(自身を含む): 53127648

約数和(自身を除く): 33427680

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 113, 128, 192, 226, 227, 256, 339, 384, 452, 454, 678, 681, 768, 904, 908, 1356, 1362, 1808, 1816, 2712, 2724, 3616, 3632, 5424, 5448, 7232, 7264, 10848, 10896, 14464, 14528, 21696, 21792, 25651, 28928, 29056, 43392, 43584, 51302, 58112, 76953, 86784, 87168, 102604, 153906, 174336, 205208, 307812, 410416, 615624, 820832, 1231248, 1641664, 2462496, 3283328, 4924992, 6566656, 9849984, 19699968]

約数ペア:

[(1, 19699968), (2, 9849984), (3, 6566656), (4, 4924992), (6, 3283328), (8, 2462496), (12, 1641664), (16, 1231248), (24, 820832), (32, 615624), (48, 410416), (64, 307812), (96, 205208), (113, 174336), (128, 153906), (192, 102604), (226, 87168), (227, 86784), (256, 76953), (339, 58112), (384, 51302), (452, 43584), (454, 43392), (678, 29056), (681, 28928), (768, 25651), (904, 21792), (908, 21696), (1356, 14528), (1362, 14464), (1808, 10896), (1816, 10848), (2712, 7264), (2724, 7232), (3616, 5448), (3632, 5424)]