20115825918

素因数分解:

$2^1\times 3^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{269}}^1\times {\mathrm{3463}}^1$

素因数の和:3857

約数の個数: 64

約数和(自身を含む): 41750899200

約数和(自身を除く): 21635073282

約数列:

[1, 2, 3, 6, 59, 61, 118, 122, 177, 183, 269, 354, 366, 538, 807, 1614, 3463, 3599, 6926, 7198, 10389, 10797, 15871, 16409, 20778, 21594, 31742, 32818, 47613, 49227, 95226, 98454, 204317, 211243, 408634, 422486, 612951, 633729, 931547, 968131, 1225902, 1267458, 1863094, 1936262, 2794641, 2904393, 5589282, 5808786, 12463337, 24926674, 37390011, 54961273, 56824367, 74780022, 109922546, 113648734, 164883819, 170473101, 329767638, 340946202, 3352637653, 6705275306, 10057912959, 20115825918]

約数ペア:

[(1, 20115825918), (2, 10057912959), (3, 6705275306), (6, 3352637653), (59, 340946202), (61, 329767638), (118, 170473101), (122, 164883819), (177, 113648734), (183, 109922546), (269, 74780022), (354, 56824367), (366, 54961273), (538, 37390011), (807, 24926674), (1614, 12463337), (3463, 5808786), (3599, 5589282), (6926, 2904393), (7198, 2794641), (10389, 1936262), (10797, 1863094), (15871, 1267458), (16409, 1225902), (20778, 968131), (21594, 931547), (31742, 633729), (32818, 612951), (47613, 422486), (49227, 408634), (95226, 211243), (98454, 204317)]