18811392

素因数分解:

$2^9\times 3^1\times {\mathrm{37}}^1\times {\mathrm{331}}^1$

素因数の和:389

約数の個数: 80

約数和(自身を含む): 51624672

約数和(自身を除く): 32813280

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 37, 48, 64, 74, 96, 111, 128, 148, 192, 222, 256, 296, 331, 384, 444, 512, 592, 662, 768, 888, 993, 1184, 1324, 1536, 1776, 1986, 2368, 2648, 3552, 3972, 4736, 5296, 7104, 7944, 9472, 10592, 12247, 14208, 15888, 18944, 21184, 24494, 28416, 31776, 36741, 42368, 48988, 56832, 63552, 73482, 84736, 97976, 127104, 146964, 169472, 195952, 254208, 293928, 391904, 508416, 587856, 783808, 1175712, 1567616, 2351424, 3135232, 4702848, 6270464, 9405696, 18811392]

約数ペア:

[(1, 18811392), (2, 9405696), (3, 6270464), (4, 4702848), (6, 3135232), (8, 2351424), (12, 1567616), (16, 1175712), (24, 783808), (32, 587856), (37, 508416), (48, 391904), (64, 293928), (74, 254208), (96, 195952), (111, 169472), (128, 146964), (148, 127104), (192, 97976), (222, 84736), (256, 73482), (296, 63552), (331, 56832), (384, 48988), (444, 42368), (512, 36741), (592, 31776), (662, 28416), (768, 24494), (888, 21184), (993, 18944), (1184, 15888), (1324, 14208), (1536, 12247), (1776, 10592), (1986, 9472), (2368, 7944), (2648, 7104), (3552, 5296), (3972, 4736)]