20172744

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{16481}}^1$

素因数の和:16510

約数の個数: 48

約数和(自身を含む): 57851820

約数和(自身を除く): 37679076

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 51, 68, 72, 102, 136, 153, 204, 306, 408, 612, 1224, 16481, 32962, 49443, 65924, 98886, 131848, 148329, 197772, 280177, 296658, 395544, 560354, 593316, 840531, 1120708, 1186632, 1681062, 2241416, 2521593, 3362124, 5043186, 6724248, 10086372, 20172744]

約数ペア:

[(1, 20172744), (2, 10086372), (3, 6724248), (4, 5043186), (6, 3362124), (8, 2521593), (9, 2241416), (12, 1681062), (17, 1186632), (18, 1120708), (24, 840531), (34, 593316), (36, 560354), (51, 395544), (68, 296658), (72, 280177), (102, 197772), (136, 148329), (153, 131848), (204, 98886), (306, 65924), (408, 49443), (612, 32962), (1224, 16481)]