18876424

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{157}}^1$

素因数の和:302

約数の個数: 64

約数和(自身を含む): 43228800

約数和(自身を除く): 24352376

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 113, 133, 152, 157, 226, 266, 314, 452, 532, 628, 791, 904, 1064, 1099, 1256, 1582, 2147, 2198, 2983, 3164, 4294, 4396, 5966, 6328, 8588, 8792, 11932, 15029, 17176, 17741, 20881, 23864, 30058, 35482, 41762, 60116, 70964, 83524, 120232, 124187, 141928, 167048, 248374, 337079, 496748, 674158, 993496, 1348316, 2359553, 2696632, 4719106, 9438212, 18876424]

約数ペア:

[(1, 18876424), (2, 9438212), (4, 4719106), (7, 2696632), (8, 2359553), (14, 1348316), (19, 993496), (28, 674158), (38, 496748), (56, 337079), (76, 248374), (113, 167048), (133, 141928), (152, 124187), (157, 120232), (226, 83524), (266, 70964), (314, 60116), (452, 41762), (532, 35482), (628, 30058), (791, 23864), (904, 20881), (1064, 17741), (1099, 17176), (1256, 15029), (1582, 11932), (2147, 8792), (2198, 8588), (2983, 6328), (3164, 5966), (4294, 4396)]