16939960

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{18413}}^1$

素因数の和:18447

約数の個数: 32

約数和(自身を含む): 39774240

約数和(自身を除く): 22834280

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 18413, 36826, 73652, 92065, 147304, 184130, 368260, 423499, 736520, 846998, 1693996, 2117495, 3387992, 4234990, 8469980, 16939960]

約数ペア:

[(1, 16939960), (2, 8469980), (4, 4234990), (5, 3387992), (8, 2117495), (10, 1693996), (20, 846998), (23, 736520), (40, 423499), (46, 368260), (92, 184130), (115, 147304), (184, 92065), (230, 73652), (460, 36826), (920, 18413)]