19778148

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{14087}}^1$

素因数の和:14113

約数の個数: 48

約数和(自身を含む): 55224960

約数和(自身を除く): 35446812

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 108, 117, 156, 234, 351, 468, 702, 1404, 14087, 28174, 42261, 56348, 84522, 126783, 169044, 183131, 253566, 366262, 380349, 507132, 549393, 732524, 760698, 1098786, 1521396, 1648179, 2197572, 3296358, 4944537, 6592716, 9889074, 19778148]

約数ペア:

[(1, 19778148), (2, 9889074), (3, 6592716), (4, 4944537), (6, 3296358), (9, 2197572), (12, 1648179), (13, 1521396), (18, 1098786), (26, 760698), (27, 732524), (36, 549393), (39, 507132), (52, 380349), (54, 366262), (78, 253566), (108, 183131), (117, 169044), (156, 126783), (234, 84522), (351, 56348), (468, 42261), (702, 28174), (1404, 14087)]