18844028

素因数分解:

$2^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{1217}}^1$

素因数の和:1314

約数の個数: 36

約数和(自身を含む): 38878560

約数和(自身を除く): 20034532

約数列:

[1, 2, 4, 7, 14, 28, 49, 79, 98, 158, 196, 316, 553, 1106, 1217, 2212, 2434, 3871, 4868, 7742, 8519, 15484, 17038, 34076, 59633, 96143, 119266, 192286, 238532, 384572, 673001, 1346002, 2692004, 4711007, 9422014, 18844028]

約数ペア:

[(1, 18844028), (2, 9422014), (4, 4711007), (7, 2692004), (14, 1346002), (28, 673001), (49, 384572), (79, 238532), (98, 192286), (158, 119266), (196, 96143), (316, 59633), (553, 34076), (1106, 17038), (1217, 15484), (2212, 8519), (2434, 7742), (3871, 4868)]