19536944

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:394

約数の個数: 80

約数和(自身を含む): 47425536

約数和(自身を除く): 27888592

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 31, 34, 56, 62, 68, 112, 119, 124, 136, 217, 238, 248, 272, 331, 434, 476, 496, 527, 662, 868, 952, 1054, 1324, 1736, 1904, 2108, 2317, 2648, 3472, 3689, 4216, 4634, 5296, 5627, 7378, 8432, 9268, 10261, 11254, 14756, 18536, 20522, 22508, 29512, 37072, 39389, 41044, 45016, 59024, 71827, 78778, 82088, 90032, 143654, 157556, 164176, 174437, 287308, 315112, 348874, 574616, 630224, 697748, 1149232, 1221059, 1395496, 2442118, 2790992, 4884236, 9768472, 19536944]

約数ペア:

[(1, 19536944), (2, 9768472), (4, 4884236), (7, 2790992), (8, 2442118), (14, 1395496), (16, 1221059), (17, 1149232), (28, 697748), (31, 630224), (34, 574616), (56, 348874), (62, 315112), (68, 287308), (112, 174437), (119, 164176), (124, 157556), (136, 143654), (217, 90032), (238, 82088), (248, 78778), (272, 71827), (331, 59024), (434, 45016), (476, 41044), (496, 39389), (527, 37072), (662, 29512), (868, 22508), (952, 20522), (1054, 18536), (1324, 14756), (1736, 11254), (1904, 10261), (2108, 9268), (2317, 8432), (2648, 7378), (3472, 5627), (3689, 5296), (4216, 4634)]