18219867358

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1163}}^1\times {\mathrm{4423}}^1$

素因数の和:5629

約数の個数: 64

約数和(自身を含む): 35593592832

約数和(自身を除く): 17373725474

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 77, 154, 161, 253, 322, 506, 1163, 1771, 2326, 3542, 4423, 8141, 8846, 12793, 16282, 25586, 26749, 30961, 48653, 53498, 61922, 89551, 97306, 101729, 179102, 187243, 203458, 294239, 340571, 374486, 588478, 681142, 712103, 1119019, 1424206, 2059673, 2238038, 4119346, 5143949, 7833133, 10287898, 15666266, 36007643, 56583439, 72015286, 113166878, 118310827, 236621654, 396084073, 792168146, 828175789, 1301419097, 1656351578, 2602838194, 9109933679, 18219867358]

約数ペア:

[(1, 18219867358), (2, 9109933679), (7, 2602838194), (11, 1656351578), (14, 1301419097), (22, 828175789), (23, 792168146), (46, 396084073), (77, 236621654), (154, 118310827), (161, 113166878), (253, 72015286), (322, 56583439), (506, 36007643), (1163, 15666266), (1771, 10287898), (2326, 7833133), (3542, 5143949), (4423, 4119346), (8141, 2238038), (8846, 2059673), (12793, 1424206), (16282, 1119019), (25586, 712103), (26749, 681142), (30961, 588478), (48653, 374486), (53498, 340571), (61922, 294239), (89551, 203458), (97306, 187243), (101729, 179102)]