19614816

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^3\times {\mathrm{31}}^1$

素因数の和:86

約数の個数: 144

約数和(自身を含む): 62375040

約数和(自身を除く): 42760224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 31, 32, 36, 39, 48, 52, 62, 72, 78, 93, 96, 104, 117, 124, 144, 156, 169, 186, 208, 234, 248, 279, 288, 312, 338, 372, 403, 416, 468, 496, 507, 558, 624, 676, 744, 806, 936, 992, 1014, 1116, 1209, 1248, 1352, 1488, 1521, 1612, 1872, 2028, 2197, 2232, 2418, 2704, 2976, 3042, 3224, 3627, 3744, 4056, 4394, 4464, 4836, 5239, 5408, 6084, 6448, 6591, 7254, 8112, 8788, 8928, 9672, 10478, 12168, 12896, 13182, 14508, 15717, 16224, 17576, 19344, 19773, 20956, 24336, 26364, 29016, 31434, 35152, 38688, 39546, 41912, 47151, 48672, 52728, 58032, 62868, 68107, 70304, 79092, 83824, 94302, 105456, 116064, 125736, 136214, 158184, 167648, 188604, 204321, 210912, 251472, 272428, 316368, 377208, 408642, 502944, 544856, 612963, 632736, 754416, 817284, 1089712, 1225926, 1508832, 1634568, 2179424, 2451852, 3269136, 4903704, 6538272, 9807408, 19614816]

約数ペア:

[(1, 19614816), (2, 9807408), (3, 6538272), (4, 4903704), (6, 3269136), (8, 2451852), (9, 2179424), (12, 1634568), (13, 1508832), (16, 1225926), (18, 1089712), (24, 817284), (26, 754416), (31, 632736), (32, 612963), (36, 544856), (39, 502944), (48, 408642), (52, 377208), (62, 316368), (72, 272428), (78, 251472), (93, 210912), (96, 204321), (104, 188604), (117, 167648), (124, 158184), (144, 136214), (156, 125736), (169, 116064), (186, 105456), (208, 94302), (234, 83824), (248, 79092), (279, 70304), (288, 68107), (312, 62868), (338, 58032), (372, 52728), (403, 48672), (416, 47151), (468, 41912), (496, 39546), (507, 38688), (558, 35152), (624, 31434), (676, 29016), (744, 26364), (806, 24336), (936, 20956), (992, 19773), (1014, 19344), (1116, 17576), (1209, 16224), (1248, 15717), (1352, 14508), (1488, 13182), (1521, 12896), (1612, 12168), (1872, 10478), (2028, 9672), (2197, 8928), (2232, 8788), (2418, 8112), (2704, 7254), (2976, 6591), (3042, 6448), (3224, 6084), (3627, 5408), (3744, 5239), (4056, 4836), (4394, 4464)]