1994451858

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{545827}}^1$

素因数の和:545871

約数の個数: 48

約数和(自身を含む): 5108950080

約数和(自身を除く): 3114498222

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 29, 42, 58, 63, 87, 126, 174, 203, 261, 406, 522, 609, 1218, 1827, 3654, 545827, 1091654, 1637481, 3274962, 3820789, 4912443, 7641578, 9824886, 11462367, 15828983, 22924734, 31657966, 34387101, 47486949, 68774202, 94973898, 110802881, 142460847, 221605762, 284921694, 332408643, 664817286, 997225929, 1994451858]

約数ペア:

[(1, 1994451858), (2, 997225929), (3, 664817286), (6, 332408643), (7, 284921694), (9, 221605762), (14, 142460847), (18, 110802881), (21, 94973898), (29, 68774202), (42, 47486949), (58, 34387101), (63, 31657966), (87, 22924734), (126, 15828983), (174, 11462367), (203, 9824886), (261, 7641578), (406, 4912443), (522, 3820789), (609, 3274962), (1218, 1637481), (1827, 1091654), (3654, 545827)]