19347888

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{647}}^1$

素因数の和:754

約数の個数: 80

約数和(自身を含む): 57853440

約数和(自身を除く): 38505552

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 89, 112, 168, 178, 267, 336, 356, 534, 623, 647, 712, 1068, 1246, 1294, 1424, 1869, 1941, 2136, 2492, 2588, 3738, 3882, 4272, 4529, 4984, 5176, 7476, 7764, 9058, 9968, 10352, 13587, 14952, 15528, 18116, 27174, 29904, 31056, 36232, 54348, 57583, 72464, 108696, 115166, 172749, 217392, 230332, 345498, 403081, 460664, 690996, 806162, 921328, 1209243, 1381992, 1612324, 2418486, 2763984, 3224648, 4836972, 6449296, 9673944, 19347888]

約数ペア:

[(1, 19347888), (2, 9673944), (3, 6449296), (4, 4836972), (6, 3224648), (7, 2763984), (8, 2418486), (12, 1612324), (14, 1381992), (16, 1209243), (21, 921328), (24, 806162), (28, 690996), (42, 460664), (48, 403081), (56, 345498), (84, 230332), (89, 217392), (112, 172749), (168, 115166), (178, 108696), (267, 72464), (336, 57583), (356, 54348), (534, 36232), (623, 31056), (647, 29904), (712, 27174), (1068, 18116), (1246, 15528), (1294, 14952), (1424, 13587), (1869, 10352), (1941, 9968), (2136, 9058), (2492, 7764), (2588, 7476), (3738, 5176), (3882, 4984), (4272, 4529)]