201965990

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{878113}}^1$

素因数の和:878143

約数の個数: 16

約数和(自身を含む): 379345248

約数和(自身を除く): 177379258

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 878113, 1756226, 4390565, 8781130, 20196599, 40393198, 100982995, 201965990]

約数ペア:

[(1, 201965990), (2, 100982995), (5, 40393198), (10, 20196599), (23, 8781130), (46, 4390565), (115, 1756226), (230, 878113)]