20171365504

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{487891}}^1$

素因数の和:487941

約数の個数: 64

約数和(自身を含む): 44788485600

約数和(自身を除く): 24617120096

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 64, 68, 76, 128, 136, 152, 272, 304, 323, 544, 608, 646, 1088, 1216, 1292, 2176, 2432, 2584, 5168, 10336, 20672, 41344, 487891, 975782, 1951564, 3903128, 7806256, 8294147, 9269929, 15612512, 16588294, 18539858, 31225024, 33176588, 37079716, 62450048, 66353176, 74159432, 132706352, 148318864, 157588793, 265412704, 296637728, 315177586, 530825408, 593275456, 630355172, 1061650816, 1186550912, 1260710344, 2521420688, 5042841376, 10085682752, 20171365504]

約数ペア:

[(1, 20171365504), (2, 10085682752), (4, 5042841376), (8, 2521420688), (16, 1260710344), (17, 1186550912), (19, 1061650816), (32, 630355172), (34, 593275456), (38, 530825408), (64, 315177586), (68, 296637728), (76, 265412704), (128, 157588793), (136, 148318864), (152, 132706352), (272, 74159432), (304, 66353176), (323, 62450048), (544, 37079716), (608, 33176588), (646, 31225024), (1088, 18539858), (1216, 16588294), (1292, 15612512), (2176, 9269929), (2432, 8294147), (2584, 7806256), (5168, 3903128), (10336, 1951564), (20672, 975782), (41344, 487891)]