18882045

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:116

約数の個数: 128

約数和(自身を含む): 43545600

約数和(自身を除く): 24663555

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 27, 29, 35, 39, 45, 53, 63, 65, 87, 91, 105, 117, 135, 145, 159, 189, 195, 203, 261, 265, 273, 315, 351, 371, 377, 435, 455, 477, 585, 609, 689, 783, 795, 819, 945, 1015, 1113, 1131, 1305, 1365, 1431, 1537, 1755, 1827, 1855, 1885, 2067, 2385, 2457, 2639, 3045, 3339, 3393, 3445, 3915, 4095, 4611, 4823, 5481, 5565, 5655, 6201, 7155, 7685, 7917, 9135, 10017, 10179, 10335, 10759, 12285, 13195, 13833, 14469, 16695, 16965, 18603, 19981, 23055, 23751, 24115, 27405, 31005, 32277, 39585, 41499, 43407, 50085, 50895, 53795, 59943, 69165, 71253, 72345, 93015, 96831, 99905, 118755, 130221, 139867, 161385, 179829, 207495, 217035, 290493, 299715, 356265, 419601, 484155, 539487, 651105, 699335, 899145, 1258803, 1452465, 2098005, 2697435, 3776409, 6294015, 18882045]

約数ペア:

[(1, 18882045), (3, 6294015), (5, 3776409), (7, 2697435), (9, 2098005), (13, 1452465), (15, 1258803), (21, 899145), (27, 699335), (29, 651105), (35, 539487), (39, 484155), (45, 419601), (53, 356265), (63, 299715), (65, 290493), (87, 217035), (91, 207495), (105, 179829), (117, 161385), (135, 139867), (145, 130221), (159, 118755), (189, 99905), (195, 96831), (203, 93015), (261, 72345), (265, 71253), (273, 69165), (315, 59943), (351, 53795), (371, 50895), (377, 50085), (435, 43407), (455, 41499), (477, 39585), (585, 32277), (609, 31005), (689, 27405), (783, 24115), (795, 23751), (819, 23055), (945, 19981), (1015, 18603), (1113, 16965), (1131, 16695), (1305, 14469), (1365, 13833), (1431, 13195), (1537, 12285), (1755, 10759), (1827, 10335), (1855, 10179), (1885, 10017), (2067, 9135), (2385, 7917), (2457, 7685), (2639, 7155), (3045, 6201), (3339, 5655), (3393, 5565), (3445, 5481), (3915, 4823), (4095, 4611)]