16891488

素因数分解:

$2^5\times 3^2\times {\mathrm{89}}^1\times {\mathrm{659}}^1$

素因数の和:764

約数の個数: 72

約数和(自身を含む): 48648600

約数和(自身を除く): 31757112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 89, 96, 144, 178, 267, 288, 356, 534, 659, 712, 801, 1068, 1318, 1424, 1602, 1977, 2136, 2636, 2848, 3204, 3954, 4272, 5272, 5931, 6408, 7908, 8544, 10544, 11862, 12816, 15816, 21088, 23724, 25632, 31632, 47448, 58651, 63264, 94896, 117302, 175953, 189792, 234604, 351906, 469208, 527859, 703812, 938416, 1055718, 1407624, 1876832, 2111436, 2815248, 4222872, 5630496, 8445744, 16891488]

約数ペア:

[(1, 16891488), (2, 8445744), (3, 5630496), (4, 4222872), (6, 2815248), (8, 2111436), (9, 1876832), (12, 1407624), (16, 1055718), (18, 938416), (24, 703812), (32, 527859), (36, 469208), (48, 351906), (72, 234604), (89, 189792), (96, 175953), (144, 117302), (178, 94896), (267, 63264), (288, 58651), (356, 47448), (534, 31632), (659, 25632), (712, 23724), (801, 21088), (1068, 15816), (1318, 12816), (1424, 11862), (1602, 10544), (1977, 8544), (2136, 7908), (2636, 6408), (2848, 5931), (3204, 5272), (3954, 4272)]