18507528

素因数分解:

$2^3\times 3^4\times {\mathrm{13}}^4$

素因数の和:70

約数の個数: 100

約数和(自身を含む): 56157915

約数和(自身を除く): 37650387

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 81, 104, 108, 117, 156, 162, 169, 216, 234, 312, 324, 338, 351, 468, 507, 648, 676, 702, 936, 1014, 1053, 1352, 1404, 1521, 2028, 2106, 2197, 2808, 3042, 4056, 4212, 4394, 4563, 6084, 6591, 8424, 8788, 9126, 12168, 13182, 13689, 17576, 18252, 19773, 26364, 27378, 28561, 36504, 39546, 52728, 54756, 57122, 59319, 79092, 85683, 109512, 114244, 118638, 158184, 171366, 177957, 228488, 237276, 257049, 342732, 355914, 474552, 514098, 685464, 711828, 771147, 1028196, 1423656, 1542294, 2056392, 2313441, 3084588, 4626882, 6169176, 9253764, 18507528]

約数ペア:

[(1, 18507528), (2, 9253764), (3, 6169176), (4, 4626882), (6, 3084588), (8, 2313441), (9, 2056392), (12, 1542294), (13, 1423656), (18, 1028196), (24, 771147), (26, 711828), (27, 685464), (36, 514098), (39, 474552), (52, 355914), (54, 342732), (72, 257049), (78, 237276), (81, 228488), (104, 177957), (108, 171366), (117, 158184), (156, 118638), (162, 114244), (169, 109512), (216, 85683), (234, 79092), (312, 59319), (324, 57122), (338, 54756), (351, 52728), (468, 39546), (507, 36504), (648, 28561), (676, 27378), (702, 26364), (936, 19773), (1014, 18252), (1053, 17576), (1352, 13689), (1404, 13182), (1521, 12168), (2028, 9126), (2106, 8788), (2197, 8424), (2808, 6591), (3042, 6084), (4056, 4563), (4212, 4394)]