20738820438

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{9681989}}^1$

素因数の和:9682021

約数の個数: 48

約数和(自身を含む): 54374055840

約数和(自身を除く): 33635235402

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 34, 42, 51, 63, 102, 119, 126, 153, 238, 306, 357, 714, 1071, 2142, 9681989, 19363978, 29045967, 58091934, 67773923, 87137901, 135547846, 164593813, 174275802, 203321769, 329187626, 406643538, 493781439, 609965307, 987562878, 1152156691, 1219930614, 1481344317, 2304313382, 2962688634, 3456470073, 6912940146, 10369410219, 20738820438]

約数ペア:

[(1, 20738820438), (2, 10369410219), (3, 6912940146), (6, 3456470073), (7, 2962688634), (9, 2304313382), (14, 1481344317), (17, 1219930614), (18, 1152156691), (21, 987562878), (34, 609965307), (42, 493781439), (51, 406643538), (63, 329187626), (102, 203321769), (119, 174275802), (126, 164593813), (153, 135547846), (238, 87137901), (306, 67773923), (357, 58091934), (714, 29045967), (1071, 19363978), (2142, 9681989)]