18801777351

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{12211}}^1$

素因数の和:12484

約数の個数: 64

約数和(自身を含む): 32075550720

約数和(自身を除く): 13273773369

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 119, 133, 227, 323, 357, 399, 681, 969, 1589, 2261, 3859, 4313, 4767, 6783, 11577, 12211, 12939, 27013, 30191, 36633, 73321, 81039, 85477, 90573, 207587, 219963, 232009, 256431, 513247, 622761, 696027, 1453109, 1539741, 1624063, 2771897, 3944153, 4359327, 4872189, 8315691, 11832459, 19403279, 27609071, 47122249, 52666043, 58209837, 82827213, 141366747, 157998129, 329855743, 368662301, 895322731, 989567229, 1105986903, 2685968193, 6267259117, 18801777351]

約数ペア:

[(1, 18801777351), (3, 6267259117), (7, 2685968193), (17, 1105986903), (19, 989567229), (21, 895322731), (51, 368662301), (57, 329855743), (119, 157998129), (133, 141366747), (227, 82827213), (323, 58209837), (357, 52666043), (399, 47122249), (681, 27609071), (969, 19403279), (1589, 11832459), (2261, 8315691), (3859, 4872189), (4313, 4359327), (4767, 3944153), (6783, 2771897), (11577, 1624063), (12211, 1539741), (12939, 1453109), (27013, 696027), (30191, 622761), (36633, 513247), (73321, 256431), (81039, 232009), (85477, 219963), (90573, 207587)]