20131121456

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{659}}^1\times {\mathrm{23003}}^1$

素因数の和:23753

約数の個数: 40

約数和(自身を含む): 39535594560

約数和(自身を除く): 19404473104

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 659, 664, 1318, 1328, 2636, 5272, 10544, 23003, 46006, 54697, 92012, 109394, 184024, 218788, 368048, 437576, 875152, 1909249, 3818498, 7636996, 15158977, 15273992, 30317954, 30547984, 60635908, 121271816, 242543632, 1258195091, 2516390182, 5032780364, 10065560728, 20131121456]

約数ペア:

[(1, 20131121456), (2, 10065560728), (4, 5032780364), (8, 2516390182), (16, 1258195091), (83, 242543632), (166, 121271816), (332, 60635908), (659, 30547984), (664, 30317954), (1318, 15273992), (1328, 15158977), (2636, 7636996), (5272, 3818498), (10544, 1909249), (23003, 875152), (46006, 437576), (54697, 368048), (92012, 218788), (109394, 184024)]