19263468

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{181}}^2$

素因数の和:383

約数の個数: 54

約数和(自身を含む): 52577028

約数和(自身を除く): 33313560

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 181, 196, 294, 362, 543, 588, 724, 1086, 1267, 2172, 2534, 3801, 5068, 7602, 8869, 15204, 17738, 26607, 32761, 35476, 53214, 65522, 98283, 106428, 131044, 196566, 229327, 393132, 458654, 687981, 917308, 1375962, 1605289, 2751924, 3210578, 4815867, 6421156, 9631734, 19263468]

約数ペア:

[(1, 19263468), (2, 9631734), (3, 6421156), (4, 4815867), (6, 3210578), (7, 2751924), (12, 1605289), (14, 1375962), (21, 917308), (28, 687981), (42, 458654), (49, 393132), (84, 229327), (98, 196566), (147, 131044), (181, 106428), (196, 98283), (294, 65522), (362, 53214), (543, 35476), (588, 32761), (724, 26607), (1086, 17738), (1267, 15204), (2172, 8869), (2534, 7602), (3801, 5068)]