16477180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{331}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 36812160

約数和(自身を除く): 20334980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 131, 190, 262, 331, 380, 524, 655, 662, 1310, 1324, 1655, 2489, 2620, 3310, 4978, 6289, 6620, 9956, 12445, 12578, 24890, 25156, 31445, 43361, 49780, 62890, 86722, 125780, 173444, 216805, 433610, 823859, 867220, 1647718, 3295436, 4119295, 8238590, 16477180]

約数ペア:

[(1, 16477180), (2, 8238590), (4, 4119295), (5, 3295436), (10, 1647718), (19, 867220), (20, 823859), (38, 433610), (76, 216805), (95, 173444), (131, 125780), (190, 86722), (262, 62890), (331, 49780), (380, 43361), (524, 31445), (655, 25156), (662, 24890), (1310, 12578), (1324, 12445), (1655, 9956), (2489, 6620), (2620, 6289), (3310, 4978)]