20216304

素因数分解:

$2^4\times 3^4\times {\mathrm{19}}^1\times {\mathrm{821}}^1$

素因数の和:860

約数の個数: 100

約数和(自身を含む): 61666440

約数和(自身を除く): 41450136

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 36, 38, 48, 54, 57, 72, 76, 81, 108, 114, 144, 152, 162, 171, 216, 228, 304, 324, 342, 432, 456, 513, 648, 684, 821, 912, 1026, 1296, 1368, 1539, 1642, 2052, 2463, 2736, 3078, 3284, 4104, 4926, 6156, 6568, 7389, 8208, 9852, 12312, 13136, 14778, 15599, 19704, 22167, 24624, 29556, 31198, 39408, 44334, 46797, 59112, 62396, 66501, 88668, 93594, 118224, 124792, 133002, 140391, 177336, 187188, 249584, 266004, 280782, 354672, 374376, 421173, 532008, 561564, 748752, 842346, 1064016, 1123128, 1263519, 1684692, 2246256, 2527038, 3369384, 5054076, 6738768, 10108152, 20216304]

約数ペア:

[(1, 20216304), (2, 10108152), (3, 6738768), (4, 5054076), (6, 3369384), (8, 2527038), (9, 2246256), (12, 1684692), (16, 1263519), (18, 1123128), (19, 1064016), (24, 842346), (27, 748752), (36, 561564), (38, 532008), (48, 421173), (54, 374376), (57, 354672), (72, 280782), (76, 266004), (81, 249584), (108, 187188), (114, 177336), (144, 140391), (152, 133002), (162, 124792), (171, 118224), (216, 93594), (228, 88668), (304, 66501), (324, 62396), (342, 59112), (432, 46797), (456, 44334), (513, 39408), (648, 31198), (684, 29556), (821, 24624), (912, 22167), (1026, 19704), (1296, 15599), (1368, 14778), (1539, 13136), (1642, 12312), (2052, 9852), (2463, 8208), (2736, 7389), (3078, 6568), (3284, 6156), (4104, 4926)]