20228220688

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{136397}}^1$

素因数の和:136472

約数の個数: 80

約数和(自身を含む): 45463090176

約数和(自身を除く): 25234869488

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 31, 46, 52, 62, 92, 104, 124, 184, 208, 248, 299, 368, 403, 496, 598, 713, 806, 1196, 1426, 1612, 2392, 2852, 3224, 4784, 5704, 6448, 9269, 11408, 18538, 37076, 74152, 136397, 148304, 272794, 545588, 1091176, 1773161, 2182352, 3137131, 3546322, 4228307, 6274262, 7092644, 8456614, 12548524, 14185288, 16913228, 25097048, 28370576, 33826456, 40782703, 50194096, 54967991, 67652912, 81565406, 97251061, 109935982, 163130812, 194502122, 219871964, 326261624, 389004244, 439743928, 652523248, 778008488, 879487856, 1264263793, 1556016976, 2528527586, 5057055172, 10114110344, 20228220688]

約数ペア:

[(1, 20228220688), (2, 10114110344), (4, 5057055172), (8, 2528527586), (13, 1556016976), (16, 1264263793), (23, 879487856), (26, 778008488), (31, 652523248), (46, 439743928), (52, 389004244), (62, 326261624), (92, 219871964), (104, 194502122), (124, 163130812), (184, 109935982), (208, 97251061), (248, 81565406), (299, 67652912), (368, 54967991), (403, 50194096), (496, 40782703), (598, 33826456), (713, 28370576), (806, 25097048), (1196, 16913228), (1426, 14185288), (1612, 12548524), (2392, 8456614), (2852, 7092644), (3224, 6274262), (4784, 4228307), (5704, 3546322), (6448, 3137131), (9269, 2182352), (11408, 1773161), (18538, 1091176), (37076, 545588), (74152, 272794), (136397, 148304)]