18440750

素因数分解:

$2^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{4339}}^1$

素因数の和:4373

約数の個数: 32

約数和(自身を含む): 36560160

約数和(自身を除く): 18119410

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 125, 170, 250, 425, 850, 2125, 4250, 4339, 8678, 21695, 43390, 73763, 108475, 147526, 216950, 368815, 542375, 737630, 1084750, 1844075, 3688150, 9220375, 18440750]

約数ペア:

[(1, 18440750), (2, 9220375), (5, 3688150), (10, 1844075), (17, 1084750), (25, 737630), (34, 542375), (50, 368815), (85, 216950), (125, 147526), (170, 108475), (250, 73763), (425, 43390), (850, 21695), (2125, 8678), (4250, 4339)]