20613565518

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3511}}^1\times {\mathrm{10753}}^1$

素因数の和:14289

約数の個数: 64

約数和(自身を含む): 50760256512

約数和(自身を除く): 30146690994

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546, 3511, 7022, 10533, 10753, 21066, 21506, 24577, 32259, 45643, 49154, 64518, 73731, 75271, 91286, 136929, 139789, 147462, 150542, 225813, 273858, 279578, 319501, 419367, 451626, 639002, 838734, 958503, 978523, 1917006, 1957046, 2935569, 5871138, 37753783, 75507566, 113261349, 226522698, 264276481, 490799179, 528552962, 792829443, 981598358, 1472397537, 1585658886, 2944795074, 3435594253, 6871188506, 10306782759, 20613565518]

約数ペア:

[(1, 20613565518), (2, 10306782759), (3, 6871188506), (6, 3435594253), (7, 2944795074), (13, 1585658886), (14, 1472397537), (21, 981598358), (26, 792829443), (39, 528552962), (42, 490799179), (78, 264276481), (91, 226522698), (182, 113261349), (273, 75507566), (546, 37753783), (3511, 5871138), (7022, 2935569), (10533, 1957046), (10753, 1917006), (21066, 978523), (21506, 958503), (24577, 838734), (32259, 639002), (45643, 451626), (49154, 419367), (64518, 319501), (73731, 279578), (75271, 273858), (91286, 225813), (136929, 150542), (139789, 147462)]