19155168

素因数分解:

$2^5\times 3^2\times {\mathrm{227}}^1\times {\mathrm{293}}^1$

素因数の和:536

約数の個数: 72

約数和(自身を含む): 54899208

約数和(自身を除く): 35744040

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 227, 288, 293, 454, 586, 681, 879, 908, 1172, 1362, 1758, 1816, 2043, 2344, 2637, 2724, 3516, 3632, 4086, 4688, 5274, 5448, 7032, 7264, 8172, 9376, 10548, 10896, 14064, 16344, 21096, 21792, 28128, 32688, 42192, 65376, 66511, 84384, 133022, 199533, 266044, 399066, 532088, 598599, 798132, 1064176, 1197198, 1596264, 2128352, 2394396, 3192528, 4788792, 6385056, 9577584, 19155168]

約数ペア:

[(1, 19155168), (2, 9577584), (3, 6385056), (4, 4788792), (6, 3192528), (8, 2394396), (9, 2128352), (12, 1596264), (16, 1197198), (18, 1064176), (24, 798132), (32, 598599), (36, 532088), (48, 399066), (72, 266044), (96, 199533), (144, 133022), (227, 84384), (288, 66511), (293, 65376), (454, 42192), (586, 32688), (681, 28128), (879, 21792), (908, 21096), (1172, 16344), (1362, 14064), (1758, 10896), (1816, 10548), (2043, 9376), (2344, 8172), (2637, 7264), (2724, 7032), (3516, 5448), (3632, 5274), (4086, 4688)]