20670972

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{3371}}^1$

素因数の和:3458

約数の個数: 48

約数和(自身を含む): 55894272

約数和(自身を除く): 35223300

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 73, 84, 146, 219, 292, 438, 511, 876, 1022, 1533, 2044, 3066, 3371, 6132, 6742, 10113, 13484, 20226, 23597, 40452, 47194, 70791, 94388, 141582, 246083, 283164, 492166, 738249, 984332, 1476498, 1722581, 2952996, 3445162, 5167743, 6890324, 10335486, 20670972]

約数ペア:

[(1, 20670972), (2, 10335486), (3, 6890324), (4, 5167743), (6, 3445162), (7, 2952996), (12, 1722581), (14, 1476498), (21, 984332), (28, 738249), (42, 492166), (73, 283164), (84, 246083), (146, 141582), (219, 94388), (292, 70791), (438, 47194), (511, 40452), (876, 23597), (1022, 20226), (1533, 13484), (2044, 10113), (3066, 6742), (3371, 6132)]