18219852

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{4253}}^1$

素因数の和:4287

約数の個数: 72

約数和(自身を含む): 55744416

約数和(自身を除く): 37524564

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 51, 63, 68, 84, 102, 119, 126, 153, 204, 238, 252, 306, 357, 476, 612, 714, 1071, 1428, 2142, 4253, 4284, 8506, 12759, 17012, 25518, 29771, 38277, 51036, 59542, 72301, 76554, 89313, 119084, 144602, 153108, 178626, 216903, 267939, 289204, 357252, 433806, 506107, 535878, 650709, 867612, 1012214, 1071756, 1301418, 1518321, 2024428, 2602836, 3036642, 4554963, 6073284, 9109926, 18219852]

約数ペア:

[(1, 18219852), (2, 9109926), (3, 6073284), (4, 4554963), (6, 3036642), (7, 2602836), (9, 2024428), (12, 1518321), (14, 1301418), (17, 1071756), (18, 1012214), (21, 867612), (28, 650709), (34, 535878), (36, 506107), (42, 433806), (51, 357252), (63, 289204), (68, 267939), (84, 216903), (102, 178626), (119, 153108), (126, 144602), (153, 119084), (204, 89313), (238, 76554), (252, 72301), (306, 59542), (357, 51036), (476, 38277), (612, 29771), (714, 25518), (1071, 17012), (1428, 12759), (2142, 8506), (4253, 4284)]