19332313

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:158

約数の個数: 48

約数和(自身を含む): 27578880

約数和(自身を除く): 8246567

約数列:

[1, 7, 11, 13, 31, 49, 77, 89, 91, 143, 217, 341, 403, 539, 623, 637, 979, 1001, 1157, 1519, 2387, 2759, 2821, 4361, 4433, 6853, 7007, 8099, 12727, 16709, 19313, 19747, 30349, 31031, 35867, 47971, 56693, 89089, 135191, 212443, 217217, 251069, 394537, 623623, 1487101, 1757483, 2761759, 19332313]

約数ペア:

[(1, 19332313), (7, 2761759), (11, 1757483), (13, 1487101), (31, 623623), (49, 394537), (77, 251069), (89, 217217), (91, 212443), (143, 135191), (217, 89089), (341, 56693), (403, 47971), (539, 35867), (623, 31031), (637, 30349), (979, 19747), (1001, 19313), (1157, 16709), (1519, 12727), (2387, 8099), (2759, 7007), (2821, 6853), (4361, 4433)]