20162774019

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{347}}^1\times {\mathrm{2131}}^1$

素因数の和:2691

約数の個数: 32

約数和(自身を含む): 27600019200

約数和(自身を除く): 7437245181

約数列:

[1, 3, 61, 149, 183, 347, 447, 1041, 2131, 6393, 9089, 21167, 27267, 51703, 63501, 129991, 155109, 317519, 389973, 739457, 952557, 2218371, 3153883, 9461649, 19368659, 45106877, 58105977, 110179093, 135320631, 330537279, 6720924673, 20162774019]

約数ペア:

[(1, 20162774019), (3, 6720924673), (61, 330537279), (149, 135320631), (183, 110179093), (347, 58105977), (447, 45106877), (1041, 19368659), (2131, 9461649), (6393, 3153883), (9089, 2218371), (21167, 952557), (27267, 739457), (51703, 389973), (63501, 317519), (129991, 155109)]