20784151296

素因数分解:

$2^8\times 3^2\times {\mathrm{23}}^1\times {\mathrm{392213}}^1$

素因数の和:392258

約数の個数: 108

約数和(自身を含む): 62531462448

約数和(自身を除く): 41747311152

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, 256, 276, 288, 368, 384, 414, 552, 576, 736, 768, 828, 1104, 1152, 1472, 1656, 2208, 2304, 2944, 3312, 4416, 5888, 6624, 8832, 13248, 17664, 26496, 52992, 392213, 784426, 1176639, 1568852, 2353278, 3137704, 3529917, 4706556, 6275408, 7059834, 9020899, 9413112, 12550816, 14119668, 18041798, 18826224, 25101632, 27062697, 28239336, 36083596, 37652448, 50203264, 54125394, 56478672, 72167192, 75304896, 81188091, 100406528, 108250788, 112957344, 144334384, 150609792, 162376182, 216501576, 225914688, 288668768, 301219584, 324752364, 433003152, 451829376, 577337536, 649504728, 866006304, 903658752, 1154675072, 1299009456, 1732012608, 2309350144, 2598018912, 3464025216, 5196037824, 6928050432, 10392075648, 20784151296]

約数ペア:

[(1, 20784151296), (2, 10392075648), (3, 6928050432), (4, 5196037824), (6, 3464025216), (8, 2598018912), (9, 2309350144), (12, 1732012608), (16, 1299009456), (18, 1154675072), (23, 903658752), (24, 866006304), (32, 649504728), (36, 577337536), (46, 451829376), (48, 433003152), (64, 324752364), (69, 301219584), (72, 288668768), (92, 225914688), (96, 216501576), (128, 162376182), (138, 150609792), (144, 144334384), (184, 112957344), (192, 108250788), (207, 100406528), (256, 81188091), (276, 75304896), (288, 72167192), (368, 56478672), (384, 54125394), (414, 50203264), (552, 37652448), (576, 36083596), (736, 28239336), (768, 27062697), (828, 25101632), (1104, 18826224), (1152, 18041798), (1472, 14119668), (1656, 12550816), (2208, 9413112), (2304, 9020899), (2944, 7059834), (3312, 6275408), (4416, 4706556), (5888, 3529917), (6624, 3137704), (8832, 2353278), (13248, 1568852), (17664, 1176639), (26496, 784426), (52992, 392213)]