20731657302

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{225349}}^1$

素因数の和:225645

約数の個数: 48

約数和(自身を含む): 47458710000

約数和(自身を除く): 26727052698

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 269, 342, 538, 807, 1614, 2421, 4842, 5111, 10222, 15333, 30666, 45999, 91998, 225349, 450698, 676047, 1352094, 2028141, 4056282, 4281631, 8563262, 12844893, 25689786, 38534679, 60618881, 77069358, 121237762, 181856643, 363713286, 545569929, 1091139858, 1151758739, 2303517478, 3455276217, 6910552434, 10365828651, 20731657302]

約数ペア:

[(1, 20731657302), (2, 10365828651), (3, 6910552434), (6, 3455276217), (9, 2303517478), (18, 1151758739), (19, 1091139858), (38, 545569929), (57, 363713286), (114, 181856643), (171, 121237762), (269, 77069358), (342, 60618881), (538, 38534679), (807, 25689786), (1614, 12844893), (2421, 8563262), (4842, 4281631), (5111, 4056282), (10222, 2028141), (15333, 1352094), (30666, 676047), (45999, 450698), (91998, 225349)]