20163456

素因数分解:

$2^7\times 3^2\times {\mathrm{23}}^1\times {\mathrm{761}}^1$

素因数の和:804

約数の個数: 96

約数和(自身を含む): 60624720

約数和(自身を除く): 40461264

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 64, 69, 72, 92, 96, 128, 138, 144, 184, 192, 207, 276, 288, 368, 384, 414, 552, 576, 736, 761, 828, 1104, 1152, 1472, 1522, 1656, 2208, 2283, 2944, 3044, 3312, 4416, 4566, 6088, 6624, 6849, 8832, 9132, 12176, 13248, 13698, 17503, 18264, 24352, 26496, 27396, 35006, 36528, 48704, 52509, 54792, 70012, 73056, 97408, 105018, 109584, 140024, 146112, 157527, 210036, 219168, 280048, 292224, 315054, 420072, 438336, 560096, 630108, 840144, 876672, 1120192, 1260216, 1680288, 2240384, 2520432, 3360576, 5040864, 6721152, 10081728, 20163456]

約数ペア:

[(1, 20163456), (2, 10081728), (3, 6721152), (4, 5040864), (6, 3360576), (8, 2520432), (9, 2240384), (12, 1680288), (16, 1260216), (18, 1120192), (23, 876672), (24, 840144), (32, 630108), (36, 560096), (46, 438336), (48, 420072), (64, 315054), (69, 292224), (72, 280048), (92, 219168), (96, 210036), (128, 157527), (138, 146112), (144, 140024), (184, 109584), (192, 105018), (207, 97408), (276, 73056), (288, 70012), (368, 54792), (384, 52509), (414, 48704), (552, 36528), (576, 35006), (736, 27396), (761, 26496), (828, 24352), (1104, 18264), (1152, 17503), (1472, 13698), (1522, 13248), (1656, 12176), (2208, 9132), (2283, 8832), (2944, 6849), (3044, 6624), (3312, 6088), (4416, 4566)]