20139027470

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{818327}}^1$

素因数の和:818464

約数の個数: 32

約数和(自身を含む): 38179911168

約数和(自身を除く): 18040883698

約数列:

[1, 2, 5, 10, 23, 46, 107, 115, 214, 230, 535, 1070, 2461, 4922, 12305, 24610, 818327, 1636654, 4091635, 8183270, 18821521, 37643042, 87560989, 94107605, 175121978, 188215210, 437804945, 875609890, 2013902747, 4027805494, 10069513735, 20139027470]

約数ペア:

[(1, 20139027470), (2, 10069513735), (5, 4027805494), (10, 2013902747), (23, 875609890), (46, 437804945), (107, 188215210), (115, 175121978), (214, 94107605), (230, 87560989), (535, 37643042), (1070, 18821521), (2461, 8183270), (4922, 4091635), (12305, 1636654), (24610, 818327)]