18611268

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2251}}^1$

素因数の和:2324

約数の個数: 48

約数和(自身を含む): 47670336

約数和(自身を除く): 29059068

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 53, 78, 106, 156, 159, 212, 318, 636, 689, 1378, 2067, 2251, 2756, 4134, 4502, 6753, 8268, 9004, 13506, 27012, 29263, 58526, 87789, 117052, 119303, 175578, 238606, 351156, 357909, 477212, 715818, 1431636, 1550939, 3101878, 4652817, 6203756, 9305634, 18611268]

約数ペア:

[(1, 18611268), (2, 9305634), (3, 6203756), (4, 4652817), (6, 3101878), (12, 1550939), (13, 1431636), (26, 715818), (39, 477212), (52, 357909), (53, 351156), (78, 238606), (106, 175578), (156, 119303), (159, 117052), (212, 87789), (318, 58526), (636, 29263), (689, 27012), (1378, 13506), (2067, 9004), (2251, 8268), (2756, 6753), (4134, 4502)]