16431922

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:131

約数の個数: 64

約数和(自身を含む): 30643200

約数和(自身を除く): 14211278

約数列:

[1, 2, 13, 19, 26, 29, 31, 37, 38, 58, 62, 74, 247, 377, 403, 481, 494, 551, 589, 703, 754, 806, 899, 962, 1073, 1102, 1147, 1178, 1406, 1798, 2146, 2294, 7163, 7657, 9139, 11687, 13949, 14326, 14911, 15314, 17081, 18278, 20387, 21793, 23374, 27898, 29822, 33263, 34162, 40774, 43586, 66526, 222053, 265031, 283309, 432419, 444106, 530062, 566618, 631997, 864838, 1263994, 8215961, 16431922]

約数ペア:

[(1, 16431922), (2, 8215961), (13, 1263994), (19, 864838), (26, 631997), (29, 566618), (31, 530062), (37, 444106), (38, 432419), (58, 283309), (62, 265031), (74, 222053), (247, 66526), (377, 43586), (403, 40774), (481, 34162), (494, 33263), (551, 29822), (589, 27898), (703, 23374), (754, 21793), (806, 20387), (899, 18278), (962, 17081), (1073, 15314), (1102, 14911), (1147, 14326), (1178, 13949), (1406, 11687), (1798, 9139), (2146, 7657), (2294, 7163)]