20741312

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{461}}^1$

素因数の和:529

約数の個数: 56

約数和(自身を含む): 44592240

約数和(自身を除く): 23850928

約数列:

[1, 2, 4, 8, 16, 19, 32, 37, 38, 64, 74, 76, 148, 152, 296, 304, 461, 592, 608, 703, 922, 1184, 1216, 1406, 1844, 2368, 2812, 3688, 5624, 7376, 8759, 11248, 14752, 17057, 17518, 22496, 29504, 34114, 35036, 44992, 68228, 70072, 136456, 140144, 272912, 280288, 324083, 545824, 560576, 648166, 1091648, 1296332, 2592664, 5185328, 10370656, 20741312]

約数ペア:

[(1, 20741312), (2, 10370656), (4, 5185328), (8, 2592664), (16, 1296332), (19, 1091648), (32, 648166), (37, 560576), (38, 545824), (64, 324083), (74, 280288), (76, 272912), (148, 140144), (152, 136456), (296, 70072), (304, 68228), (461, 44992), (592, 35036), (608, 34114), (703, 29504), (922, 22496), (1184, 17518), (1216, 17057), (1406, 14752), (1844, 11248), (2368, 8759), (2812, 7376), (3688, 5624)]