18748052015

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{5827}}^1$

素因数の和:6048

約数の個数: 64

約数和(自身を含む): 28721875968

約数和(自身を除く): 9973823953

約数列:

[1, 5, 7, 11, 35, 55, 61, 77, 137, 305, 385, 427, 671, 685, 959, 1507, 2135, 3355, 4697, 4795, 5827, 7535, 8357, 10549, 23485, 29135, 40789, 41785, 52745, 58499, 64097, 91927, 203945, 292495, 320485, 355447, 448679, 459635, 643489, 798299, 1777235, 2243395, 2488129, 3217445, 3909917, 3991495, 5588093, 8781289, 12440645, 19549585, 27369419, 27940465, 43906445, 48696239, 61469023, 136847095, 243481195, 307345115, 340873673, 535658629, 1704368365, 2678293145, 3749610403, 18748052015]

約数ペア:

[(1, 18748052015), (5, 3749610403), (7, 2678293145), (11, 1704368365), (35, 535658629), (55, 340873673), (61, 307345115), (77, 243481195), (137, 136847095), (305, 61469023), (385, 48696239), (427, 43906445), (671, 27940465), (685, 27369419), (959, 19549585), (1507, 12440645), (2135, 8781289), (3355, 5588093), (4697, 3991495), (4795, 3909917), (5827, 3217445), (7535, 2488129), (8357, 2243395), (10549, 1777235), (23485, 798299), (29135, 643489), (40789, 459635), (41785, 448679), (52745, 355447), (58499, 320485), (64097, 292495), (91927, 203945)]