19675712

素因数分解:

$2^6\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1187}}^1$

素因数の和:1243

約数の個数: 56

約数和(自身を含む): 45866304

約数和(自身を除く): 26190592

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 37, 56, 64, 74, 112, 148, 224, 259, 296, 448, 518, 592, 1036, 1184, 1187, 2072, 2368, 2374, 4144, 4748, 8288, 8309, 9496, 16576, 16618, 18992, 33236, 37984, 43919, 66472, 75968, 87838, 132944, 175676, 265888, 307433, 351352, 531776, 614866, 702704, 1229732, 1405408, 2459464, 2810816, 4918928, 9837856, 19675712]

約数ペア:

[(1, 19675712), (2, 9837856), (4, 4918928), (7, 2810816), (8, 2459464), (14, 1405408), (16, 1229732), (28, 702704), (32, 614866), (37, 531776), (56, 351352), (64, 307433), (74, 265888), (112, 175676), (148, 132944), (224, 87838), (259, 75968), (296, 66472), (448, 43919), (518, 37984), (592, 33236), (1036, 18992), (1184, 16618), (1187, 16576), (2072, 9496), (2368, 8309), (2374, 8288), (4144, 4748)]