18389621618

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{4007}}^1$

素因数の和:4199

約数の個数: 64

約数和(自身を含む): 31166208000

約数和(自身を除く): 12776586382

約数列:

[1, 2, 19, 23, 38, 46, 59, 89, 118, 178, 437, 874, 1121, 1357, 1691, 2047, 2242, 2714, 3382, 4007, 4094, 5251, 8014, 10502, 25783, 38893, 51566, 76133, 77786, 92161, 99769, 120773, 152266, 184322, 199538, 236413, 241546, 356623, 472826, 713246, 1751059, 2294687, 3502118, 4491847, 4589374, 5437499, 6775837, 8202329, 8983694, 10874998, 13551674, 16404658, 21040757, 42081514, 103312481, 155844251, 206624962, 311688502, 399774383, 483937411, 799548766, 967874822, 9194810809, 18389621618]

約数ペア:

[(1, 18389621618), (2, 9194810809), (19, 967874822), (23, 799548766), (38, 483937411), (46, 399774383), (59, 311688502), (89, 206624962), (118, 155844251), (178, 103312481), (437, 42081514), (874, 21040757), (1121, 16404658), (1357, 13551674), (1691, 10874998), (2047, 8983694), (2242, 8202329), (2714, 6775837), (3382, 5437499), (4007, 4589374), (4094, 4491847), (5251, 3502118), (8014, 2294687), (10502, 1751059), (25783, 713246), (38893, 472826), (51566, 356623), (76133, 241546), (77786, 236413), (92161, 199538), (99769, 184322), (120773, 152266)]