20199561315

素因数分解:

$3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{331}}^1\times {\mathrm{29269}}^1$

素因数の和:29747

約数の個数: 32

約数和(自身を含む): 32651270400

約数和(自身を除く): 12451709085

約数列:

[1, 3, 5, 15, 139, 331, 417, 695, 993, 1655, 2085, 4965, 29269, 46009, 87807, 138027, 146345, 230045, 439035, 690135, 4068391, 9688039, 12205173, 20341955, 29064117, 48440195, 61025865, 145320585, 1346637421, 4039912263, 6733187105, 20199561315]

約数ペア:

[(1, 20199561315), (3, 6733187105), (5, 4039912263), (15, 1346637421), (139, 145320585), (331, 61025865), (417, 48440195), (695, 29064117), (993, 20341955), (1655, 12205173), (2085, 9688039), (4965, 4068391), (29269, 690135), (46009, 439035), (87807, 230045), (138027, 146345)]