19825356

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{659}}^1$

素因数の和:798

約数の個数: 48

約数和(自身を含む): 48787200

約数和(自身を除く): 28961844

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 109, 138, 218, 276, 327, 436, 654, 659, 1308, 1318, 1977, 2507, 2636, 3954, 5014, 7521, 7908, 10028, 15042, 15157, 30084, 30314, 45471, 60628, 71831, 90942, 143662, 181884, 215493, 287324, 430986, 861972, 1652113, 3304226, 4956339, 6608452, 9912678, 19825356]

約数ペア:

[(1, 19825356), (2, 9912678), (3, 6608452), (4, 4956339), (6, 3304226), (12, 1652113), (23, 861972), (46, 430986), (69, 287324), (92, 215493), (109, 181884), (138, 143662), (218, 90942), (276, 71831), (327, 60628), (436, 45471), (654, 30314), (659, 30084), (1308, 15157), (1318, 15042), (1977, 10028), (2507, 7908), (2636, 7521), (3954, 5014)]