1994207778

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{1097}}^1\times {\mathrm{4391}}^1$

素因数の和:5519

約数の個数: 48

約数和(自身を含む): 4513781376

約数和(自身を除く): 2519573598

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 1097, 2194, 3291, 4391, 6582, 8782, 9873, 13173, 19746, 25231, 26346, 39519, 50462, 75693, 79038, 100993, 151386, 201986, 227079, 302979, 454158, 605958, 908937, 1817874, 4816927, 9633854, 14450781, 28901562, 43352343, 86704686, 110789321, 221578642, 332367963, 664735926, 997103889, 1994207778]

約数ペア:

[(1, 1994207778), (2, 997103889), (3, 664735926), (6, 332367963), (9, 221578642), (18, 110789321), (23, 86704686), (46, 43352343), (69, 28901562), (138, 14450781), (207, 9633854), (414, 4816927), (1097, 1817874), (2194, 908937), (3291, 605958), (4391, 454158), (6582, 302979), (8782, 227079), (9873, 201986), (13173, 151386), (19746, 100993), (25231, 79038), (26346, 75693), (39519, 50462)]