20454408

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^2\times {\mathrm{41}}^2$

素因数の和:120

約数の個数: 108

約数和(自身を含む): 61485255

約数和(自身を除く): 41030847

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 41, 52, 72, 78, 82, 104, 117, 123, 156, 164, 169, 234, 246, 312, 328, 338, 369, 468, 492, 507, 533, 676, 738, 936, 984, 1014, 1066, 1352, 1476, 1521, 1599, 1681, 2028, 2132, 2952, 3042, 3198, 3362, 4056, 4264, 4797, 5043, 6084, 6396, 6724, 6929, 9594, 10086, 12168, 12792, 13448, 13858, 15129, 19188, 20172, 20787, 21853, 27716, 30258, 38376, 40344, 41574, 43706, 55432, 60516, 62361, 65559, 83148, 87412, 121032, 124722, 131118, 166296, 174824, 196677, 249444, 262236, 284089, 393354, 498888, 524472, 568178, 786708, 852267, 1136356, 1573416, 1704534, 2272712, 2556801, 3409068, 5113602, 6818136, 10227204, 20454408]

約数ペア:

[(1, 20454408), (2, 10227204), (3, 6818136), (4, 5113602), (6, 3409068), (8, 2556801), (9, 2272712), (12, 1704534), (13, 1573416), (18, 1136356), (24, 852267), (26, 786708), (36, 568178), (39, 524472), (41, 498888), (52, 393354), (72, 284089), (78, 262236), (82, 249444), (104, 196677), (117, 174824), (123, 166296), (156, 131118), (164, 124722), (169, 121032), (234, 87412), (246, 83148), (312, 65559), (328, 62361), (338, 60516), (369, 55432), (468, 43706), (492, 41574), (507, 40344), (533, 38376), (676, 30258), (738, 27716), (936, 21853), (984, 20787), (1014, 20172), (1066, 19188), (1352, 15129), (1476, 13858), (1521, 13448), (1599, 12792), (1681, 12168), (2028, 10086), (2132, 9594), (2952, 6929), (3042, 6724), (3198, 6396), (3362, 6084), (4056, 5043), (4264, 4797)]