19892808

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{401}}^1$

素因数の和:479

約数の個数: 96

約数和(自身を含む): 59262840

約数和(自身を除く): 39370032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 53, 72, 78, 104, 106, 117, 156, 159, 212, 234, 312, 318, 401, 424, 468, 477, 636, 689, 802, 936, 954, 1203, 1272, 1378, 1604, 1908, 2067, 2406, 2756, 3208, 3609, 3816, 4134, 4812, 5213, 5512, 6201, 7218, 8268, 9624, 10426, 12402, 14436, 15639, 16536, 20852, 21253, 24804, 28872, 31278, 41704, 42506, 46917, 49608, 62556, 63759, 85012, 93834, 125112, 127518, 170024, 187668, 191277, 255036, 276289, 375336, 382554, 510072, 552578, 765108, 828867, 1105156, 1530216, 1657734, 2210312, 2486601, 3315468, 4973202, 6630936, 9946404, 19892808]

約数ペア:

[(1, 19892808), (2, 9946404), (3, 6630936), (4, 4973202), (6, 3315468), (8, 2486601), (9, 2210312), (12, 1657734), (13, 1530216), (18, 1105156), (24, 828867), (26, 765108), (36, 552578), (39, 510072), (52, 382554), (53, 375336), (72, 276289), (78, 255036), (104, 191277), (106, 187668), (117, 170024), (156, 127518), (159, 125112), (212, 93834), (234, 85012), (312, 63759), (318, 62556), (401, 49608), (424, 46917), (468, 42506), (477, 41704), (636, 31278), (689, 28872), (802, 24804), (936, 21253), (954, 20852), (1203, 16536), (1272, 15639), (1378, 14436), (1604, 12402), (1908, 10426), (2067, 9624), (2406, 8268), (2756, 7218), (3208, 6201), (3609, 5512), (3816, 5213), (4134, 4812)]