20512535052

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1914197}}^1$

素因数の和:1914270

約数の個数: 48

約数和(自身を含む): 51453642240

約数和(自身を除く): 30941107188

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 47, 57, 76, 94, 114, 141, 188, 228, 282, 564, 893, 1786, 2679, 3572, 5358, 10716, 1914197, 3828394, 5742591, 7656788, 11485182, 22970364, 36369743, 72739486, 89967259, 109109229, 145478972, 179934518, 218218458, 269901777, 359869036, 436436916, 539803554, 1079607108, 1709377921, 3418755842, 5128133763, 6837511684, 10256267526, 20512535052]

約数ペア:

[(1, 20512535052), (2, 10256267526), (3, 6837511684), (4, 5128133763), (6, 3418755842), (12, 1709377921), (19, 1079607108), (38, 539803554), (47, 436436916), (57, 359869036), (76, 269901777), (94, 218218458), (114, 179934518), (141, 145478972), (188, 109109229), (228, 89967259), (282, 72739486), (564, 36369743), (893, 22970364), (1786, 11485182), (2679, 7656788), (3572, 5742591), (5358, 3828394), (10716, 1914197)]