18816580096

素因数分解:

$2^9\times {\mathrm{47}}^2\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:370

約数の個数: 120

約数和(自身を含む): 39011360256

約数和(自身を除く): 20194780160

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 94, 127, 128, 131, 188, 254, 256, 262, 376, 508, 512, 524, 752, 1016, 1048, 1504, 2032, 2096, 2209, 3008, 4064, 4192, 4418, 5969, 6016, 6157, 8128, 8384, 8836, 11938, 12032, 12314, 16256, 16637, 16768, 17672, 23876, 24064, 24628, 32512, 33274, 33536, 35344, 47752, 49256, 65024, 66548, 67072, 70688, 95504, 98512, 133096, 141376, 191008, 197024, 266192, 280543, 282752, 289379, 382016, 394048, 532384, 561086, 565504, 578758, 764032, 781939, 788096, 1064768, 1122172, 1131008, 1157516, 1528064, 1563878, 1576192, 2129536, 2244344, 2315032, 3056128, 3127756, 3152384, 4259072, 4488688, 4630064, 6255512, 8518144, 8977376, 9260128, 12511024, 17954752, 18520256, 25022048, 35909504, 36751133, 37040512, 50044096, 71819008, 73502266, 74081024, 100088192, 143638016, 147004532, 148162048, 200176384, 294009064, 400352768, 588018128, 1176036256, 2352072512, 4704145024, 9408290048, 18816580096]

約数ペア:

[(1, 18816580096), (2, 9408290048), (4, 4704145024), (8, 2352072512), (16, 1176036256), (32, 588018128), (47, 400352768), (64, 294009064), (94, 200176384), (127, 148162048), (128, 147004532), (131, 143638016), (188, 100088192), (254, 74081024), (256, 73502266), (262, 71819008), (376, 50044096), (508, 37040512), (512, 36751133), (524, 35909504), (752, 25022048), (1016, 18520256), (1048, 17954752), (1504, 12511024), (2032, 9260128), (2096, 8977376), (2209, 8518144), (3008, 6255512), (4064, 4630064), (4192, 4488688), (4418, 4259072), (5969, 3152384), (6016, 3127756), (6157, 3056128), (8128, 2315032), (8384, 2244344), (8836, 2129536), (11938, 1576192), (12032, 1563878), (12314, 1528064), (16256, 1157516), (16637, 1131008), (16768, 1122172), (17672, 1064768), (23876, 788096), (24064, 781939), (24628, 764032), (32512, 578758), (33274, 565504), (33536, 561086), (35344, 532384), (47752, 394048), (49256, 382016), (65024, 289379), (66548, 282752), (67072, 280543), (70688, 266192), (95504, 197024), (98512, 191008), (133096, 141376)]