18870072

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1951}}^1$

素因数の和:2004

約数の個数: 64

約数和(自身を含む): 52469760

約数和(自身を除く): 33599688

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 31, 39, 52, 62, 78, 93, 104, 124, 156, 186, 248, 312, 372, 403, 744, 806, 1209, 1612, 1951, 2418, 3224, 3902, 4836, 5853, 7804, 9672, 11706, 15608, 23412, 25363, 46824, 50726, 60481, 76089, 101452, 120962, 152178, 181443, 202904, 241924, 304356, 362886, 483848, 608712, 725772, 786253, 1451544, 1572506, 2358759, 3145012, 4717518, 6290024, 9435036, 18870072]

約数ペア:

[(1, 18870072), (2, 9435036), (3, 6290024), (4, 4717518), (6, 3145012), (8, 2358759), (12, 1572506), (13, 1451544), (24, 786253), (26, 725772), (31, 608712), (39, 483848), (52, 362886), (62, 304356), (78, 241924), (93, 202904), (104, 181443), (124, 152178), (156, 120962), (186, 101452), (248, 76089), (312, 60481), (372, 50726), (403, 46824), (744, 25363), (806, 23412), (1209, 15608), (1612, 11706), (1951, 9672), (2418, 7804), (3224, 5853), (3902, 4836)]