16931964

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^2$

素因数の和:239

約数の個数: 72

約数和(自身を含む): 47994240

約数和(自身を除く): 31062276

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 57, 76, 84, 103, 114, 133, 206, 228, 266, 309, 399, 412, 532, 618, 721, 798, 1236, 1442, 1596, 1957, 2163, 2884, 3914, 4326, 5871, 7828, 8652, 10609, 11742, 13699, 21218, 23484, 27398, 31827, 41097, 42436, 54796, 63654, 74263, 82194, 127308, 148526, 164388, 201571, 222789, 297052, 403142, 445578, 604713, 806284, 891156, 1209426, 1410997, 2418852, 2821994, 4232991, 5643988, 8465982, 16931964]

約数ペア:

[(1, 16931964), (2, 8465982), (3, 5643988), (4, 4232991), (6, 2821994), (7, 2418852), (12, 1410997), (14, 1209426), (19, 891156), (21, 806284), (28, 604713), (38, 445578), (42, 403142), (57, 297052), (76, 222789), (84, 201571), (103, 164388), (114, 148526), (133, 127308), (206, 82194), (228, 74263), (266, 63654), (309, 54796), (399, 42436), (412, 41097), (532, 31827), (618, 27398), (721, 23484), (798, 21218), (1236, 13699), (1442, 11742), (1596, 10609), (1957, 8652), (2163, 7828), (2884, 5871), (3914, 4326)]