20148794150

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{3137}}^1\times {\mathrm{6761}}^1$

素因数の和:9929

約数の個数: 48

約数和(自身を含む): 39467630160

約数和(自身を除く): 19318836010

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 475, 950, 3137, 6274, 6761, 13522, 15685, 31370, 33805, 59603, 67610, 78425, 119206, 128459, 156850, 169025, 256918, 298015, 338050, 596030, 642295, 1284590, 1490075, 2980150, 3211475, 6422950, 21209257, 42418514, 106046285, 212092570, 402975883, 530231425, 805951766, 1060462850, 2014879415, 4029758830, 10074397075, 20148794150]

約数ペア:

[(1, 20148794150), (2, 10074397075), (5, 4029758830), (10, 2014879415), (19, 1060462850), (25, 805951766), (38, 530231425), (50, 402975883), (95, 212092570), (190, 106046285), (475, 42418514), (950, 21209257), (3137, 6422950), (6274, 3211475), (6761, 2980150), (13522, 1490075), (15685, 1284590), (31370, 642295), (33805, 596030), (59603, 338050), (67610, 298015), (78425, 256918), (119206, 169025), (128459, 156850)]