18080608

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{887}}^1$

素因数の和:924

約数の個数: 72

約数和(自身を含む): 44643312

約数和(自身を除く): 26562704

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 224, 364, 392, 416, 637, 728, 784, 887, 1274, 1456, 1568, 1774, 2548, 2912, 3548, 5096, 6209, 7096, 10192, 11531, 12418, 14192, 20384, 23062, 24836, 28384, 43463, 46124, 49672, 80717, 86926, 92248, 99344, 161434, 173852, 184496, 198688, 322868, 347704, 368992, 565019, 645736, 695408, 1130038, 1291472, 1390816, 2260076, 2582944, 4520152, 9040304, 18080608]

約数ペア:

[(1, 18080608), (2, 9040304), (4, 4520152), (7, 2582944), (8, 2260076), (13, 1390816), (14, 1291472), (16, 1130038), (26, 695408), (28, 645736), (32, 565019), (49, 368992), (52, 347704), (56, 322868), (91, 198688), (98, 184496), (104, 173852), (112, 161434), (182, 99344), (196, 92248), (208, 86926), (224, 80717), (364, 49672), (392, 46124), (416, 43463), (637, 28384), (728, 24836), (784, 23062), (887, 20384), (1274, 14192), (1456, 12418), (1568, 11531), (1774, 10192), (2548, 7096), (2912, 6209), (3548, 5096)]