211918384

素因数分解:

$2^4\times {\mathrm{349}}^1\times {\mathrm{37951}}^1$

素因数の和:38308

約数の個数: 20

約数和(自身を含む): 411779200

約数和(自身を除く): 199860816

約数列:

[1, 2, 4, 8, 16, 349, 698, 1396, 2792, 5584, 37951, 75902, 151804, 303608, 607216, 13244899, 26489798, 52979596, 105959192, 211918384]

約数ペア:

[(1, 211918384), (2, 105959192), (4, 52979596), (8, 26489798), (16, 13244899), (349, 607216), (698, 303608), (1396, 151804), (2792, 75902), (5584, 37951)]