17856972

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{191}}^1$

素因数の和:268

約数の個数: 108

約数和(自身を含む): 53778816

約数和(自身を除く): 35921844

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 53, 63, 84, 98, 106, 126, 147, 159, 191, 196, 212, 252, 294, 318, 371, 382, 441, 477, 573, 588, 636, 742, 764, 882, 954, 1113, 1146, 1337, 1484, 1719, 1764, 1908, 2226, 2292, 2597, 2674, 3339, 3438, 4011, 4452, 5194, 5348, 6678, 6876, 7791, 8022, 9359, 10123, 10388, 12033, 13356, 15582, 16044, 18718, 20246, 23373, 24066, 28077, 30369, 31164, 37436, 40492, 46746, 48132, 56154, 60738, 70861, 84231, 91107, 93492, 112308, 121476, 141722, 168462, 182214, 212583, 283444, 336924, 364428, 425166, 496027, 637749, 850332, 992054, 1275498, 1488081, 1984108, 2550996, 2976162, 4464243, 5952324, 8928486, 17856972]

約数ペア:

[(1, 17856972), (2, 8928486), (3, 5952324), (4, 4464243), (6, 2976162), (7, 2550996), (9, 1984108), (12, 1488081), (14, 1275498), (18, 992054), (21, 850332), (28, 637749), (36, 496027), (42, 425166), (49, 364428), (53, 336924), (63, 283444), (84, 212583), (98, 182214), (106, 168462), (126, 141722), (147, 121476), (159, 112308), (191, 93492), (196, 91107), (212, 84231), (252, 70861), (294, 60738), (318, 56154), (371, 48132), (382, 46746), (441, 40492), (477, 37436), (573, 31164), (588, 30369), (636, 28077), (742, 24066), (764, 23373), (882, 20246), (954, 18718), (1113, 16044), (1146, 15582), (1337, 13356), (1484, 12033), (1719, 10388), (1764, 10123), (1908, 9359), (2226, 8022), (2292, 7791), (2597, 6876), (2674, 6678), (3339, 5348), (3438, 5194), (4011, 4452)]