20937744

素因数分解:

$2^4\times 3^3\times {\mathrm{17}}^1\times {\mathrm{2851}}^1$

素因数の和:2885

約数の個数: 80

約数和(自身を含む): 63656640

約数和(自身を除く): 42718896

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 34, 36, 48, 51, 54, 68, 72, 102, 108, 136, 144, 153, 204, 216, 272, 306, 408, 432, 459, 612, 816, 918, 1224, 1836, 2448, 2851, 3672, 5702, 7344, 8553, 11404, 17106, 22808, 25659, 34212, 45616, 48467, 51318, 68424, 76977, 96934, 102636, 136848, 145401, 153954, 193868, 205272, 290802, 307908, 387736, 410544, 436203, 581604, 615816, 775472, 872406, 1163208, 1231632, 1308609, 1744812, 2326416, 2617218, 3489624, 5234436, 6979248, 10468872, 20937744]

約数ペア:

[(1, 20937744), (2, 10468872), (3, 6979248), (4, 5234436), (6, 3489624), (8, 2617218), (9, 2326416), (12, 1744812), (16, 1308609), (17, 1231632), (18, 1163208), (24, 872406), (27, 775472), (34, 615816), (36, 581604), (48, 436203), (51, 410544), (54, 387736), (68, 307908), (72, 290802), (102, 205272), (108, 193868), (136, 153954), (144, 145401), (153, 136848), (204, 102636), (216, 96934), (272, 76977), (306, 68424), (408, 51318), (432, 48467), (459, 45616), (612, 34212), (816, 25659), (918, 22808), (1224, 17106), (1836, 11404), (2448, 8553), (2851, 7344), (3672, 5702)]