17890816

素因数分解:

$2^9\times {\mathrm{83}}^1\times {\mathrm{421}}^1$

素因数の和:522

約数の個数: 40

約数和(自身を含む): 36263304

約数和(自身を除く): 18372488

約数列:

[1, 2, 4, 8, 16, 32, 64, 83, 128, 166, 256, 332, 421, 512, 664, 842, 1328, 1684, 2656, 3368, 5312, 6736, 10624, 13472, 21248, 26944, 34943, 42496, 53888, 69886, 107776, 139772, 215552, 279544, 559088, 1118176, 2236352, 4472704, 8945408, 17890816]

約数ペア:

[(1, 17890816), (2, 8945408), (4, 4472704), (8, 2236352), (16, 1118176), (32, 559088), (64, 279544), (83, 215552), (128, 139772), (166, 107776), (256, 69886), (332, 53888), (421, 42496), (512, 34943), (664, 26944), (842, 21248), (1328, 13472), (1684, 10624), (2656, 6736), (3368, 5312)]