19529982

素因数分解:

$2^1\times 3^2\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{167}}^1$

素因数の和:337

約数の個数: 48

約数和(自身を含む): 43636320

約数和(自身を除く): 24106338

約数列:

[1, 2, 3, 6, 9, 18, 73, 89, 146, 167, 178, 219, 267, 334, 438, 501, 534, 657, 801, 1002, 1314, 1503, 1602, 3006, 6497, 12191, 12994, 14863, 19491, 24382, 29726, 36573, 38982, 44589, 58473, 73146, 89178, 109719, 116946, 133767, 219438, 267534, 1084999, 2169998, 3254997, 6509994, 9764991, 19529982]

約数ペア:

[(1, 19529982), (2, 9764991), (3, 6509994), (6, 3254997), (9, 2169998), (18, 1084999), (73, 267534), (89, 219438), (146, 133767), (167, 116946), (178, 109719), (219, 89178), (267, 73146), (334, 58473), (438, 44589), (501, 38982), (534, 36573), (657, 29726), (801, 24382), (1002, 19491), (1314, 14863), (1503, 12994), (1602, 12191), (3006, 6497)]