1981800304

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{619}}^1\times {\mathrm{18191}}^1$

素因数の和:18829

約数の個数: 40

約数和(自身を含む): 4195802880

約数和(自身を除く): 2214002576

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 619, 1238, 2476, 4952, 6809, 9904, 13618, 18191, 27236, 36382, 54472, 72764, 108944, 145528, 200101, 291056, 400202, 800404, 1600808, 3201616, 11260229, 22520458, 45040916, 90081832, 123862519, 180163664, 247725038, 495450076, 990900152, 1981800304]

約数ペア:

[(1, 1981800304), (2, 990900152), (4, 495450076), (8, 247725038), (11, 180163664), (16, 123862519), (22, 90081832), (44, 45040916), (88, 22520458), (176, 11260229), (619, 3201616), (1238, 1600808), (2476, 800404), (4952, 400202), (6809, 291056), (9904, 200101), (13618, 145528), (18191, 108944), (27236, 72764), (36382, 54472)]