18689358

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^2\times {\mathrm{109}}^1$

素因数の和:213

約数の個数: 48

約数和(自身を含む): 40938480

約数和(自身を除く): 22249122

約数列:

[1, 2, 3, 6, 17, 34, 41, 51, 82, 102, 109, 123, 218, 246, 327, 654, 697, 1394, 1681, 1853, 2091, 3362, 3706, 4182, 4469, 5043, 5559, 8938, 10086, 11118, 13407, 26814, 28577, 57154, 75973, 85731, 151946, 171462, 183229, 227919, 366458, 455838, 549687, 1099374, 3114893, 6229786, 9344679, 18689358]

約数ペア:

[(1, 18689358), (2, 9344679), (3, 6229786), (6, 3114893), (17, 1099374), (34, 549687), (41, 455838), (51, 366458), (82, 227919), (102, 183229), (109, 171462), (123, 151946), (218, 85731), (246, 75973), (327, 57154), (654, 28577), (697, 26814), (1394, 13407), (1681, 11118), (1853, 10086), (2091, 8938), (3362, 5559), (3706, 5043), (4182, 4469)]