20131578033

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{557}}^1\times {\mathrm{941}}^1$

素因数の和:1598

約数の個数: 64

約数和(自身を含む): 32295075840

約数和(自身を除く): 12163497807

約数列:

[1, 3, 7, 21, 31, 59, 93, 177, 217, 413, 557, 651, 941, 1239, 1671, 1829, 2823, 3899, 5487, 6587, 11697, 12803, 17267, 19761, 29171, 32863, 38409, 51801, 55519, 87513, 98589, 120869, 166557, 204197, 230041, 362607, 388633, 524137, 612591, 690123, 1018753, 1165899, 1572411, 1721089, 3056259, 3668959, 5163267, 7131271, 11006877, 12047623, 16248247, 21393813, 30924083, 36142869, 48744741, 92772249, 113737729, 216468581, 341213187, 649405743, 958646573, 2875939719, 6710526011, 20131578033]

約数ペア:

[(1, 20131578033), (3, 6710526011), (7, 2875939719), (21, 958646573), (31, 649405743), (59, 341213187), (93, 216468581), (177, 113737729), (217, 92772249), (413, 48744741), (557, 36142869), (651, 30924083), (941, 21393813), (1239, 16248247), (1671, 12047623), (1829, 11006877), (2823, 7131271), (3899, 5163267), (5487, 3668959), (6587, 3056259), (11697, 1721089), (12803, 1572411), (17267, 1165899), (19761, 1018753), (29171, 690123), (32863, 612591), (38409, 524137), (51801, 388633), (55519, 362607), (87513, 230041), (98589, 204197), (120869, 166557)]