20164044635

素因数分解:

$5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{241}}^1\times {\mathrm{2689}}^1$

素因数の和:3076

約数の個数: 48

約数和(自身を含む): 28497300480

約数和(自身を除く): 8333255845

約数列:

[1, 5, 7, 35, 49, 127, 241, 245, 635, 889, 1205, 1687, 2689, 4445, 6223, 8435, 11809, 13445, 18823, 30607, 31115, 59045, 94115, 131761, 153035, 214249, 341503, 648049, 658805, 1071245, 1499743, 1707515, 2390521, 3240245, 4536343, 7498715, 11952605, 16733647, 22681715, 31754401, 82302223, 83668235, 158772005, 411511115, 576115561, 2880577805, 4032808927, 20164044635]

約数ペア:

[(1, 20164044635), (5, 4032808927), (7, 2880577805), (35, 576115561), (49, 411511115), (127, 158772005), (241, 83668235), (245, 82302223), (635, 31754401), (889, 22681715), (1205, 16733647), (1687, 11952605), (2689, 7498715), (4445, 4536343), (6223, 3240245), (8435, 2390521), (11809, 1707515), (13445, 1499743), (18823, 1071245), (30607, 658805), (31115, 648049), (59045, 341503), (94115, 214249), (131761, 153035)]