199774436

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{39233}}^1$

素因数の和:39323

約数の個数: 24

約数和(自身を含む): 373507680

約数和(自身を除く): 173733244

約数列:

[1, 2, 4, 19, 38, 67, 76, 134, 268, 1273, 2546, 5092, 39233, 78466, 156932, 745427, 1490854, 2628611, 2981708, 5257222, 10514444, 49943609, 99887218, 199774436]

約数ペア:

[(1, 199774436), (2, 99887218), (4, 49943609), (19, 10514444), (38, 5257222), (67, 2981708), (76, 2628611), (134, 1490854), (268, 745427), (1273, 156932), (2546, 78466), (5092, 39233)]