18715284

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3229}}^1$

素因数の和:3269

約数の個数: 72

約数和(自身を含む): 56434560

約数和(自身を除く): 37719276

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 28, 36, 42, 46, 63, 69, 84, 92, 126, 138, 161, 207, 252, 276, 322, 414, 483, 644, 828, 966, 1449, 1932, 2898, 3229, 5796, 6458, 9687, 12916, 19374, 22603, 29061, 38748, 45206, 58122, 67809, 74267, 90412, 116244, 135618, 148534, 203427, 222801, 271236, 297068, 406854, 445602, 519869, 668403, 813708, 891204, 1039738, 1336806, 1559607, 2079476, 2673612, 3119214, 4678821, 6238428, 9357642, 18715284]

約数ペア:

[(1, 18715284), (2, 9357642), (3, 6238428), (4, 4678821), (6, 3119214), (7, 2673612), (9, 2079476), (12, 1559607), (14, 1336806), (18, 1039738), (21, 891204), (23, 813708), (28, 668403), (36, 519869), (42, 445602), (46, 406854), (63, 297068), (69, 271236), (84, 222801), (92, 203427), (126, 148534), (138, 135618), (161, 116244), (207, 90412), (252, 74267), (276, 67809), (322, 58122), (414, 45206), (483, 38748), (644, 29061), (828, 22603), (966, 19374), (1449, 12916), (1932, 9687), (2898, 6458), (3229, 5796)]