20201146238

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{209821}}^1$

素因数の和:209889

約数の個数: 48

約数和(自身を含む): 38986606176

約数和(自身を除く): 18785459938

約数列:

[1, 2, 7, 13, 14, 23, 26, 46, 91, 161, 182, 299, 322, 529, 598, 1058, 2093, 3703, 4186, 6877, 7406, 13754, 48139, 96278, 209821, 419642, 1468747, 2727673, 2937494, 4825883, 5455346, 9651766, 19093711, 33781181, 38187422, 62736479, 67562362, 110995309, 125472958, 221990618, 439155353, 776967163, 878310706, 1442939017, 1553934326, 2885878034, 10100573119, 20201146238]

約数ペア:

[(1, 20201146238), (2, 10100573119), (7, 2885878034), (13, 1553934326), (14, 1442939017), (23, 878310706), (26, 776967163), (46, 439155353), (91, 221990618), (161, 125472958), (182, 110995309), (299, 67562362), (322, 62736479), (529, 38187422), (598, 33781181), (1058, 19093711), (2093, 9651766), (3703, 5455346), (4186, 4825883), (6877, 2937494), (7406, 2727673), (13754, 1468747), (48139, 419642), (96278, 209821)]