20566872

素因数分解:

$2^3\times 3^4\times {\mathrm{17}}^1\times {\mathrm{1867}}^1$

素因数の和:1902

約数の個数: 80

約数和(自身を含む): 61027560

約数和(自身を除く): 40460688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 27, 34, 36, 51, 54, 68, 72, 81, 102, 108, 136, 153, 162, 204, 216, 306, 324, 408, 459, 612, 648, 918, 1224, 1377, 1836, 1867, 2754, 3672, 3734, 5508, 5601, 7468, 11016, 11202, 14936, 16803, 22404, 31739, 33606, 44808, 50409, 63478, 67212, 95217, 100818, 126956, 134424, 151227, 190434, 201636, 253912, 285651, 302454, 380868, 403272, 571302, 604908, 761736, 856953, 1142604, 1209816, 1713906, 2285208, 2570859, 3427812, 5141718, 6855624, 10283436, 20566872]

約数ペア:

[(1, 20566872), (2, 10283436), (3, 6855624), (4, 5141718), (6, 3427812), (8, 2570859), (9, 2285208), (12, 1713906), (17, 1209816), (18, 1142604), (24, 856953), (27, 761736), (34, 604908), (36, 571302), (51, 403272), (54, 380868), (68, 302454), (72, 285651), (81, 253912), (102, 201636), (108, 190434), (136, 151227), (153, 134424), (162, 126956), (204, 100818), (216, 95217), (306, 67212), (324, 63478), (408, 50409), (459, 44808), (612, 33606), (648, 31739), (918, 22404), (1224, 16803), (1377, 14936), (1836, 11202), (1867, 11016), (2754, 7468), (3672, 5601), (3734, 5508)]