19954044

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1229}}^1$

素因数の和:1291

約数の個数: 72

約数和(自身を含む): 56412720

約数和(自身を除く): 36458676

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 41, 44, 66, 82, 99, 123, 132, 164, 198, 246, 369, 396, 451, 492, 738, 902, 1229, 1353, 1476, 1804, 2458, 2706, 3687, 4059, 4916, 5412, 7374, 8118, 11061, 13519, 14748, 16236, 22122, 27038, 40557, 44244, 50389, 54076, 81114, 100778, 121671, 151167, 162228, 201556, 243342, 302334, 453501, 486684, 554279, 604668, 907002, 1108558, 1662837, 1814004, 2217116, 3325674, 4988511, 6651348, 9977022, 19954044]

約数ペア:

[(1, 19954044), (2, 9977022), (3, 6651348), (4, 4988511), (6, 3325674), (9, 2217116), (11, 1814004), (12, 1662837), (18, 1108558), (22, 907002), (33, 604668), (36, 554279), (41, 486684), (44, 453501), (66, 302334), (82, 243342), (99, 201556), (123, 162228), (132, 151167), (164, 121671), (198, 100778), (246, 81114), (369, 54076), (396, 50389), (451, 44244), (492, 40557), (738, 27038), (902, 22122), (1229, 16236), (1353, 14748), (1476, 13519), (1804, 11061), (2458, 8118), (2706, 7374), (3687, 5412), (4059, 4916)]