16878918

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{173}}^1$

素因数の和:309

約数の個数: 64

約数和(自身を含む): 40891392

約数和(自身を除く): 24012474

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 101, 138, 161, 173, 202, 303, 322, 346, 483, 519, 606, 707, 966, 1038, 1211, 1414, 2121, 2323, 2422, 3633, 3979, 4242, 4646, 6969, 7266, 7958, 11937, 13938, 16261, 17473, 23874, 27853, 32522, 34946, 48783, 52419, 55706, 83559, 97566, 104838, 122311, 167118, 244622, 366933, 401879, 733866, 803758, 1205637, 2411274, 2813153, 5626306, 8439459, 16878918]

約数ペア:

[(1, 16878918), (2, 8439459), (3, 5626306), (6, 2813153), (7, 2411274), (14, 1205637), (21, 803758), (23, 733866), (42, 401879), (46, 366933), (69, 244622), (101, 167118), (138, 122311), (161, 104838), (173, 97566), (202, 83559), (303, 55706), (322, 52419), (346, 48783), (483, 34946), (519, 32522), (606, 27853), (707, 23874), (966, 17473), (1038, 16261), (1211, 13938), (1414, 11937), (2121, 7958), (2323, 7266), (2422, 6969), (3633, 4646), (3979, 4242)]