1988104484

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1\times {\mathrm{829}}^1$

素因数の和:1140

約数の個数: 48

約数和(自身を含む): 3632133120

約数和(自身を除く): 1644028636

約数列:

[1, 2, 4, 43, 73, 86, 146, 172, 191, 292, 382, 764, 829, 1658, 3139, 3316, 6278, 8213, 12556, 13943, 16426, 27886, 32852, 35647, 55772, 60517, 71294, 121034, 142588, 158339, 242068, 316678, 599549, 633356, 1199098, 2398196, 2602231, 5204462, 6808577, 10408924, 11558747, 13617154, 23117494, 27234308, 46234988, 497026121, 994052242, 1988104484]

約数ペア:

[(1, 1988104484), (2, 994052242), (4, 497026121), (43, 46234988), (73, 27234308), (86, 23117494), (146, 13617154), (172, 11558747), (191, 10408924), (292, 6808577), (382, 5204462), (764, 2602231), (829, 2398196), (1658, 1199098), (3139, 633356), (3316, 599549), (6278, 316678), (8213, 242068), (12556, 158339), (13943, 142588), (16426, 121034), (27886, 71294), (32852, 60517), (35647, 55772)]