18846660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1951}}^1$

素因数の和:1993

約数の個数: 96

約数和(自身を含む): 62963712

約数和(自身を除く): 44117052

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 60, 69, 70, 84, 92, 105, 115, 138, 140, 161, 210, 230, 276, 322, 345, 420, 460, 483, 644, 690, 805, 966, 1380, 1610, 1932, 1951, 2415, 3220, 3902, 4830, 5853, 7804, 9660, 9755, 11706, 13657, 19510, 23412, 27314, 29265, 39020, 40971, 44873, 54628, 58530, 68285, 81942, 89746, 117060, 134619, 136570, 163884, 179492, 204855, 224365, 269238, 273140, 314111, 409710, 448730, 538476, 628222, 673095, 819420, 897460, 942333, 1256444, 1346190, 1570555, 1884666, 2692380, 3141110, 3769332, 4711665, 6282220, 9423330, 18846660]

約数ペア:

[(1, 18846660), (2, 9423330), (3, 6282220), (4, 4711665), (5, 3769332), (6, 3141110), (7, 2692380), (10, 1884666), (12, 1570555), (14, 1346190), (15, 1256444), (20, 942333), (21, 897460), (23, 819420), (28, 673095), (30, 628222), (35, 538476), (42, 448730), (46, 409710), (60, 314111), (69, 273140), (70, 269238), (84, 224365), (92, 204855), (105, 179492), (115, 163884), (138, 136570), (140, 134619), (161, 117060), (210, 89746), (230, 81942), (276, 68285), (322, 58530), (345, 54628), (420, 44873), (460, 40971), (483, 39020), (644, 29265), (690, 27314), (805, 23412), (966, 19510), (1380, 13657), (1610, 11706), (1932, 9755), (1951, 9660), (2415, 7804), (3220, 5853), (3902, 4830)]