20199843430

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2087}}^1\times {\mathrm{74453}}^1$

素因数の和:76560

約数の個数: 32

約数和(自身を含む): 39175907904

約数和(自身を除く): 18976064474

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 2087, 4174, 10435, 20870, 27131, 54262, 74453, 135655, 148906, 271310, 372265, 744530, 967889, 1935778, 4839445, 9678890, 155383411, 310766822, 776917055, 1553834110, 2019984343, 4039968686, 10099921715, 20199843430]

約数ペア:

[(1, 20199843430), (2, 10099921715), (5, 4039968686), (10, 2019984343), (13, 1553834110), (26, 776917055), (65, 310766822), (130, 155383411), (2087, 9678890), (4174, 4839445), (10435, 1935778), (20870, 967889), (27131, 744530), (54262, 372265), (74453, 271310), (135655, 148906)]