31740488

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{16063}}^1$

素因数の和:16101

約数の個数: 32

約数和(自身を含む): 67468800

約数和(自身を除く): 35728312

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 16063, 32126, 64252, 128504, 208819, 305197, 417638, 610394, 835276, 1220788, 1670552, 2441576, 3967561, 7935122, 15870244, 31740488]

約数ペア:

[(1, 31740488), (2, 15870244), (4, 7935122), (8, 3967561), (13, 2441576), (19, 1670552), (26, 1220788), (38, 835276), (52, 610394), (76, 417638), (104, 305197), (152, 208819), (247, 128504), (494, 64252), (988, 32126), (1976, 16063)]