18859260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{541}}^1$

素因数の和:643

約数の個数: 96

約数和(自身を含む): 61189632

約数和(自身を除く): 42330372

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 83, 84, 105, 140, 166, 210, 249, 332, 415, 420, 498, 541, 581, 830, 996, 1082, 1162, 1245, 1623, 1660, 1743, 2164, 2324, 2490, 2705, 2905, 3246, 3486, 3787, 4980, 5410, 5810, 6492, 6972, 7574, 8115, 8715, 10820, 11361, 11620, 15148, 16230, 17430, 18935, 22722, 32460, 34860, 37870, 44903, 45444, 56805, 75740, 89806, 113610, 134709, 179612, 224515, 227220, 269418, 314321, 449030, 538836, 628642, 673545, 898060, 942963, 1257284, 1347090, 1571605, 1885926, 2694180, 3143210, 3771852, 4714815, 6286420, 9429630, 18859260]

約数ペア:

[(1, 18859260), (2, 9429630), (3, 6286420), (4, 4714815), (5, 3771852), (6, 3143210), (7, 2694180), (10, 1885926), (12, 1571605), (14, 1347090), (15, 1257284), (20, 942963), (21, 898060), (28, 673545), (30, 628642), (35, 538836), (42, 449030), (60, 314321), (70, 269418), (83, 227220), (84, 224515), (105, 179612), (140, 134709), (166, 113610), (210, 89806), (249, 75740), (332, 56805), (415, 45444), (420, 44903), (498, 37870), (541, 34860), (581, 32460), (830, 22722), (996, 18935), (1082, 17430), (1162, 16230), (1245, 15148), (1623, 11620), (1660, 11361), (1743, 10820), (2164, 8715), (2324, 8115), (2490, 7574), (2705, 6972), (2905, 6492), (3246, 5810), (3486, 5410), (3787, 4980)]