20194206954

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{521}}^1\times {\mathrm{1789}}^1$

素因数の和:2495

約数の個数: 64

約数和(自身を含む): 42518027520

約数和(自身を除く): 22323820566

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 157, 314, 471, 521, 942, 1042, 1563, 1789, 3126, 3578, 3611, 5367, 7222, 10734, 10833, 11983, 21666, 23966, 35949, 41147, 71898, 81797, 82294, 123441, 163594, 245391, 246882, 280873, 490782, 561746, 842619, 932069, 1685238, 1864138, 1881331, 2796207, 3762662, 5592414, 5643993, 6460079, 11287986, 12920158, 19380237, 21437587, 38760474, 42875174, 64312761, 128625522, 146334833, 292669666, 439004499, 878008998, 3365701159, 6731402318, 10097103477, 20194206954]

約数ペア:

[(1, 20194206954), (2, 10097103477), (3, 6731402318), (6, 3365701159), (23, 878008998), (46, 439004499), (69, 292669666), (138, 146334833), (157, 128625522), (314, 64312761), (471, 42875174), (521, 38760474), (942, 21437587), (1042, 19380237), (1563, 12920158), (1789, 11287986), (3126, 6460079), (3578, 5643993), (3611, 5592414), (5367, 3762662), (7222, 2796207), (10734, 1881331), (10833, 1864138), (11983, 1685238), (21666, 932069), (23966, 842619), (35949, 561746), (41147, 490782), (71898, 280873), (81797, 246882), (82294, 245391), (123441, 163594)]