1979804788

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{11071}}^1$

素因数の和:11288

約数の個数: 48

約数和(自身を含む): 3949603840

約数和(自身を除く): 1969799052

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 181, 247, 362, 494, 724, 988, 2353, 3439, 4706, 6878, 9412, 11071, 13756, 22142, 44284, 44707, 89414, 143923, 178828, 210349, 287846, 420698, 575692, 841396, 2003851, 2734537, 4007702, 5469074, 8015404, 10938148, 26050063, 38073169, 52100126, 76146338, 104200252, 152292676, 494951197, 989902394, 1979804788]

約数ペア:

[(1, 1979804788), (2, 989902394), (4, 494951197), (13, 152292676), (19, 104200252), (26, 76146338), (38, 52100126), (52, 38073169), (76, 26050063), (181, 10938148), (247, 8015404), (362, 5469074), (494, 4007702), (724, 2734537), (988, 2003851), (2353, 841396), (3439, 575692), (4706, 420698), (6878, 287846), (9412, 210349), (11071, 178828), (13756, 143923), (22142, 89414), (44284, 44707)]