199558292

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1\times {\mathrm{181}}^1$

素因数の和:456

約数の個数: 48

約数和(自身を含む): 376084800

約数和(自身を除く): 176526508

約数列:

[1, 2, 4, 19, 38, 76, 89, 163, 178, 181, 326, 356, 362, 652, 724, 1691, 3097, 3382, 3439, 6194, 6764, 6878, 12388, 13756, 14507, 16109, 29014, 29503, 32218, 58028, 59006, 64436, 118012, 275633, 306071, 551266, 560557, 612142, 1102532, 1121114, 1224284, 2242228, 2625767, 5251534, 10503068, 49889573, 99779146, 199558292]

約数ペア:

[(1, 199558292), (2, 99779146), (4, 49889573), (19, 10503068), (38, 5251534), (76, 2625767), (89, 2242228), (163, 1224284), (178, 1121114), (181, 1102532), (326, 612142), (356, 560557), (362, 551266), (652, 306071), (724, 275633), (1691, 118012), (3097, 64436), (3382, 59006), (3439, 58028), (6194, 32218), (6764, 29503), (6878, 29014), (12388, 16109), (13756, 14507)]