212380404

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{19819}}^1$

素因数の和:19892

約数の個数: 48

約数和(自身を含む): 532761600

約数和(自身を除く): 320381196

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 47, 57, 76, 94, 114, 141, 188, 228, 282, 564, 893, 1786, 2679, 3572, 5358, 10716, 19819, 39638, 59457, 79276, 118914, 237828, 376561, 753122, 931493, 1129683, 1506244, 1862986, 2259366, 2794479, 3725972, 4518732, 5588958, 11177916, 17698367, 35396734, 53095101, 70793468, 106190202, 212380404]

約数ペア:

[(1, 212380404), (2, 106190202), (3, 70793468), (4, 53095101), (6, 35396734), (12, 17698367), (19, 11177916), (38, 5588958), (47, 4518732), (57, 3725972), (76, 2794479), (94, 2259366), (114, 1862986), (141, 1506244), (188, 1129683), (228, 931493), (282, 753122), (564, 376561), (893, 237828), (1786, 118914), (2679, 79276), (3572, 59457), (5358, 39638), (10716, 19819)]