18747069

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:281

約数の個数: 32

約数和(自身を含む): 28331520

約数和(自身を除く): 9584451

約数列:

[1, 3, 11, 33, 61, 67, 139, 183, 201, 417, 671, 737, 1529, 2013, 2211, 4087, 4587, 8479, 9313, 12261, 25437, 27939, 44957, 93269, 102443, 134871, 279807, 307329, 568093, 1704279, 6249023, 18747069]

約数ペア:

[(1, 18747069), (3, 6249023), (11, 1704279), (33, 568093), (61, 307329), (67, 279807), (139, 134871), (183, 102443), (201, 93269), (417, 44957), (671, 27939), (737, 25437), (1529, 12261), (2013, 9313), (2211, 8479), (4087, 4587)]