18580016

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1823}}^1$

素因数の和:1858

約数の個数: 60

約数和(自身を含む): 45122112

約数和(自身を除く): 26542096

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 364, 392, 637, 728, 784, 1274, 1456, 1823, 2548, 3646, 5096, 7292, 10192, 12761, 14584, 23699, 25522, 29168, 47398, 51044, 89327, 94796, 102088, 165893, 178654, 189592, 204176, 331786, 357308, 379184, 663572, 714616, 1161251, 1327144, 1429232, 2322502, 2654288, 4645004, 9290008, 18580016]

約数ペア:

[(1, 18580016), (2, 9290008), (4, 4645004), (7, 2654288), (8, 2322502), (13, 1429232), (14, 1327144), (16, 1161251), (26, 714616), (28, 663572), (49, 379184), (52, 357308), (56, 331786), (91, 204176), (98, 189592), (104, 178654), (112, 165893), (182, 102088), (196, 94796), (208, 89327), (364, 51044), (392, 47398), (637, 29168), (728, 25522), (784, 23699), (1274, 14584), (1456, 12761), (1823, 10192), (2548, 7292), (3646, 5096)]