20812464

素因数分解:

$2^4\times 3^5\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:177

約数の個数: 120

約数和(自身を含む): 62152272

約数和(自身を除く): 41339808

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 53, 54, 72, 81, 101, 106, 108, 144, 159, 162, 202, 212, 216, 243, 303, 318, 324, 404, 424, 432, 477, 486, 606, 636, 648, 808, 848, 909, 954, 972, 1212, 1272, 1296, 1431, 1616, 1818, 1908, 1944, 2424, 2544, 2727, 2862, 3636, 3816, 3888, 4293, 4848, 5353, 5454, 5724, 7272, 7632, 8181, 8586, 10706, 10908, 11448, 12879, 14544, 16059, 16362, 17172, 21412, 21816, 22896, 24543, 25758, 32118, 32724, 34344, 42824, 43632, 48177, 49086, 51516, 64236, 65448, 68688, 85648, 96354, 98172, 103032, 128472, 130896, 144531, 192708, 196344, 206064, 256944, 289062, 385416, 392688, 433593, 578124, 770832, 867186, 1156248, 1300779, 1734372, 2312496, 2601558, 3468744, 5203116, 6937488, 10406232, 20812464]

約数ペア:

[(1, 20812464), (2, 10406232), (3, 6937488), (4, 5203116), (6, 3468744), (8, 2601558), (9, 2312496), (12, 1734372), (16, 1300779), (18, 1156248), (24, 867186), (27, 770832), (36, 578124), (48, 433593), (53, 392688), (54, 385416), (72, 289062), (81, 256944), (101, 206064), (106, 196344), (108, 192708), (144, 144531), (159, 130896), (162, 128472), (202, 103032), (212, 98172), (216, 96354), (243, 85648), (303, 68688), (318, 65448), (324, 64236), (404, 51516), (424, 49086), (432, 48177), (477, 43632), (486, 42824), (606, 34344), (636, 32724), (648, 32118), (808, 25758), (848, 24543), (909, 22896), (954, 21816), (972, 21412), (1212, 17172), (1272, 16362), (1296, 16059), (1431, 14544), (1616, 12879), (1818, 11448), (1908, 10908), (1944, 10706), (2424, 8586), (2544, 8181), (2727, 7632), (2862, 7272), (3636, 5724), (3816, 5454), (3888, 5353), (4293, 4848)]