20534098

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{211}}^1$

素因数の和:442

約数の個数: 32

約数和(自身を含む): 35259840

約数和(自身を除く): 14725742

約数列:

[1, 2, 13, 19, 26, 38, 197, 211, 247, 394, 422, 494, 2561, 2743, 3743, 4009, 5122, 5486, 7486, 8018, 41567, 48659, 52117, 83134, 97318, 104234, 540371, 789773, 1080742, 1579546, 10267049, 20534098]

約数ペア:

[(1, 20534098), (2, 10267049), (13, 1579546), (19, 1080742), (26, 789773), (38, 540371), (197, 104234), (211, 97318), (247, 83134), (394, 52117), (422, 48659), (494, 41567), (2561, 8018), (2743, 7486), (3743, 5486), (4009, 5122)]