19419570

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1699}}^1$

素因数の和:1839

約数の個数: 48

約数和(自身を含む): 50918400

約数和(自身を除く): 31498830

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 127, 254, 381, 635, 762, 1143, 1270, 1699, 1905, 2286, 3398, 3810, 5097, 5715, 8495, 10194, 11430, 15291, 16990, 25485, 30582, 50970, 76455, 152910, 215773, 431546, 647319, 1078865, 1294638, 1941957, 2157730, 3236595, 3883914, 6473190, 9709785, 19419570]

約数ペア:

[(1, 19419570), (2, 9709785), (3, 6473190), (5, 3883914), (6, 3236595), (9, 2157730), (10, 1941957), (15, 1294638), (18, 1078865), (30, 647319), (45, 431546), (90, 215773), (127, 152910), (254, 76455), (381, 50970), (635, 30582), (762, 25485), (1143, 16990), (1270, 15291), (1699, 11430), (1905, 10194), (2286, 8495), (3398, 5715), (3810, 5097)]