15678952

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:194

約数の個数: 48

約数和(自身を含む): 31889700

約数和(自身を除く): 16210748

約数列:

[1, 2, 4, 8, 19, 38, 61, 76, 89, 122, 152, 178, 244, 356, 361, 488, 712, 722, 1159, 1444, 1691, 2318, 2888, 3382, 4636, 5429, 6764, 9272, 10858, 13528, 21716, 22021, 32129, 43432, 44042, 64258, 88084, 103151, 128516, 176168, 206302, 257032, 412604, 825208, 1959869, 3919738, 7839476, 15678952]

約数ペア:

[(1, 15678952), (2, 7839476), (4, 3919738), (8, 1959869), (19, 825208), (38, 412604), (61, 257032), (76, 206302), (89, 176168), (122, 128516), (152, 103151), (178, 88084), (244, 64258), (356, 44042), (361, 43432), (488, 32129), (712, 22021), (722, 21716), (1159, 13528), (1444, 10858), (1691, 9272), (2318, 6764), (2888, 5429), (3382, 4636)]