219020752

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{15329}}^1$

素因数の和:15403

約数の個数: 40

約数和(自身を含む): 456220800

約数和(自身を除く): 237200048

約数列:

[1, 2, 4, 8, 16, 19, 38, 47, 76, 94, 152, 188, 304, 376, 752, 893, 1786, 3572, 7144, 14288, 15329, 30658, 61316, 122632, 245264, 291251, 582502, 720463, 1165004, 1440926, 2330008, 2881852, 4660016, 5763704, 11527408, 13688797, 27377594, 54755188, 109510376, 219020752]

約数ペア:

[(1, 219020752), (2, 109510376), (4, 54755188), (8, 27377594), (16, 13688797), (19, 11527408), (38, 5763704), (47, 4660016), (76, 2881852), (94, 2330008), (152, 1440926), (188, 1165004), (304, 720463), (376, 582502), (752, 291251), (893, 245264), (1786, 122632), (3572, 61316), (7144, 30658), (14288, 15329)]