15780952

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{461}}^1$

素因数の和:867

約数の個数: 32

約数和(自身を含む): 32432400

約数和(自身を除く): 16651448

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 389, 461, 778, 922, 1556, 1844, 3112, 3688, 4279, 5071, 8558, 10142, 17116, 20284, 34232, 40568, 179329, 358658, 717316, 1434632, 1972619, 3945238, 7890476, 15780952]

約数ペア:

[(1, 15780952), (2, 7890476), (4, 3945238), (8, 1972619), (11, 1434632), (22, 717316), (44, 358658), (88, 179329), (389, 40568), (461, 34232), (778, 20284), (922, 17116), (1556, 10142), (1844, 8558), (3112, 5071), (3688, 4279)]