20936556

素因数分解:

$2^2\times 3^4\times {\mathrm{19}}^2\times {\mathrm{179}}^1$

素因数の和:233

約数の個数: 90

約数和(自身を含む): 58087260

約数和(自身を除く): 37150704

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 81, 108, 114, 162, 171, 179, 228, 324, 342, 358, 361, 513, 537, 684, 716, 722, 1026, 1074, 1083, 1444, 1539, 1611, 2052, 2148, 2166, 3078, 3222, 3249, 3401, 4332, 4833, 6156, 6444, 6498, 6802, 9666, 9747, 10203, 12996, 13604, 14499, 19332, 19494, 20406, 28998, 29241, 30609, 38988, 40812, 57996, 58482, 61218, 64619, 91827, 116964, 122436, 129238, 183654, 193857, 258476, 275481, 367308, 387714, 550962, 581571, 775428, 1101924, 1163142, 1744713, 2326284, 3489426, 5234139, 6978852, 10468278, 20936556]

約数ペア:

[(1, 20936556), (2, 10468278), (3, 6978852), (4, 5234139), (6, 3489426), (9, 2326284), (12, 1744713), (18, 1163142), (19, 1101924), (27, 775428), (36, 581571), (38, 550962), (54, 387714), (57, 367308), (76, 275481), (81, 258476), (108, 193857), (114, 183654), (162, 129238), (171, 122436), (179, 116964), (228, 91827), (324, 64619), (342, 61218), (358, 58482), (361, 57996), (513, 40812), (537, 38988), (684, 30609), (716, 29241), (722, 28998), (1026, 20406), (1074, 19494), (1083, 19332), (1444, 14499), (1539, 13604), (1611, 12996), (2052, 10203), (2148, 9747), (2166, 9666), (3078, 6802), (3222, 6498), (3249, 6444), (3401, 6156), (4332, 4833)]