18979152

素因数分解:

$2^4\times 3^1\times {\mathrm{71}}^1\times {\mathrm{5569}}^1$

素因数の和:5651

約数の個数: 40

約数和(自身を含む): 49728960

約数和(自身を除く): 30749808

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 71, 142, 213, 284, 426, 568, 852, 1136, 1704, 3408, 5569, 11138, 16707, 22276, 33414, 44552, 66828, 89104, 133656, 267312, 395399, 790798, 1186197, 1581596, 2372394, 3163192, 4744788, 6326384, 9489576, 18979152]

約数ペア:

[(1, 18979152), (2, 9489576), (3, 6326384), (4, 4744788), (6, 3163192), (8, 2372394), (12, 1581596), (16, 1186197), (24, 790798), (48, 395399), (71, 267312), (142, 133656), (213, 89104), (284, 66828), (426, 44552), (568, 33414), (852, 22276), (1136, 16707), (1704, 11138), (3408, 5569)]