18730957944

素因数分解:

$2^3\times 3^1\times {\mathrm{661}}^1\times {\mathrm{1180721}}^1$

素因数の和:1181391

約数の個数: 32

約数和(自身を含む): 46898277840

約数和(自身を除く): 28167319896

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 661, 1322, 1983, 2644, 3966, 5288, 7932, 15864, 1180721, 2361442, 3542163, 4722884, 7084326, 9445768, 14168652, 28337304, 780456581, 1560913162, 2341369743, 3121826324, 4682739486, 6243652648, 9365478972, 18730957944]

約数ペア:

[(1, 18730957944), (2, 9365478972), (3, 6243652648), (4, 4682739486), (6, 3121826324), (8, 2341369743), (12, 1560913162), (24, 780456581), (661, 28337304), (1322, 14168652), (1983, 9445768), (2644, 7084326), (3966, 4722884), (5288, 3542163), (7932, 2361442), (15864, 1180721)]