20183408

素因数分解:

$2^4\times 7^1\times {\mathrm{307}}^1\times {\mathrm{587}}^1$

素因数の和:909

約数の個数: 40

約数和(自身を含む): 44913792

約数和(自身を除く): 24730384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 307, 587, 614, 1174, 1228, 2149, 2348, 2456, 4109, 4298, 4696, 4912, 8218, 8596, 9392, 16436, 17192, 32872, 34384, 65744, 180209, 360418, 720836, 1261463, 1441672, 2522926, 2883344, 5045852, 10091704, 20183408]

約数ペア:

[(1, 20183408), (2, 10091704), (4, 5045852), (7, 2883344), (8, 2522926), (14, 1441672), (16, 1261463), (28, 720836), (56, 360418), (112, 180209), (307, 65744), (587, 34384), (614, 32872), (1174, 17192), (1228, 16436), (2149, 9392), (2348, 8596), (2456, 8218), (4109, 4912), (4298, 4696)]