20828049112

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2383}}^1\times {\mathrm{2711}}^1$

素因数の和:5144

約数の個数: 64

約数和(自身を含む): 43447541760

約数和(自身を除く): 22619492648

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 2383, 2711, 3224, 4766, 5422, 9532, 10844, 19064, 21688, 30979, 35243, 61958, 70486, 73873, 84041, 123916, 140972, 147746, 168082, 247832, 281944, 295492, 336164, 590984, 672328, 960349, 1092533, 1920698, 2185066, 3841396, 4370132, 6460313, 7682792, 8740264, 12920626, 25841252, 51682504, 83984069, 167968138, 200269703, 335936276, 400539406, 671872552, 801078812, 1602157624, 2603506139, 5207012278, 10414024556, 20828049112]

約数ペア:

[(1, 20828049112), (2, 10414024556), (4, 5207012278), (8, 2603506139), (13, 1602157624), (26, 801078812), (31, 671872552), (52, 400539406), (62, 335936276), (104, 200269703), (124, 167968138), (248, 83984069), (403, 51682504), (806, 25841252), (1612, 12920626), (2383, 8740264), (2711, 7682792), (3224, 6460313), (4766, 4370132), (5422, 3841396), (9532, 2185066), (10844, 1920698), (19064, 1092533), (21688, 960349), (30979, 672328), (35243, 590984), (61958, 336164), (70486, 295492), (73873, 281944), (84041, 247832), (123916, 168082), (140972, 147746)]