19282809

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:166

約数の個数: 64

約数和(自身を含む): 34320384

約数和(自身を除く): 15037575

約数列:

[1, 3, 7, 13, 21, 23, 37, 39, 69, 83, 91, 111, 161, 249, 259, 273, 299, 481, 483, 581, 777, 851, 897, 1079, 1443, 1743, 1909, 2093, 2553, 3071, 3237, 3367, 5727, 5957, 6279, 7553, 9213, 10101, 11063, 13363, 17871, 21497, 22659, 24817, 33189, 39923, 40089, 64491, 70633, 74451, 77441, 119769, 173719, 211899, 232323, 279461, 494431, 521157, 838383, 918229, 1483293, 2754687, 6427603, 19282809]

約数ペア:

[(1, 19282809), (3, 6427603), (7, 2754687), (13, 1483293), (21, 918229), (23, 838383), (37, 521157), (39, 494431), (69, 279461), (83, 232323), (91, 211899), (111, 173719), (161, 119769), (249, 77441), (259, 74451), (273, 70633), (299, 64491), (481, 40089), (483, 39923), (581, 33189), (777, 24817), (851, 22659), (897, 21497), (1079, 17871), (1443, 13363), (1743, 11063), (1909, 10101), (2093, 9213), (2553, 7553), (3071, 6279), (3237, 5957), (3367, 5727)]