19002645

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1$

素因数の和:262

約数の個数: 48

約数和(自身を含む): 34465392

約数和(自身を除く): 15462747

約数列:

[1, 3, 5, 9, 15, 37, 45, 101, 111, 113, 185, 303, 333, 339, 505, 555, 565, 909, 1017, 1515, 1665, 1695, 3737, 4181, 4545, 5085, 11211, 11413, 12543, 18685, 20905, 33633, 34239, 37629, 56055, 57065, 62715, 102717, 168165, 171195, 188145, 422281, 513585, 1266843, 2111405, 3800529, 6334215, 19002645]

約数ペア:

[(1, 19002645), (3, 6334215), (5, 3800529), (9, 2111405), (15, 1266843), (37, 513585), (45, 422281), (101, 188145), (111, 171195), (113, 168165), (185, 102717), (303, 62715), (333, 57065), (339, 56055), (505, 37629), (555, 34239), (565, 33633), (909, 20905), (1017, 18685), (1515, 12543), (1665, 11413), (1695, 11211), (3737, 5085), (4181, 4545)]