20633704

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4049}}^1$

素因数の和:4082

約数の個数: 48

約数和(自身を含む): 48478500

約数和(自身を除く): 27844796

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 91, 98, 104, 182, 196, 364, 392, 637, 728, 1274, 2548, 4049, 5096, 8098, 16196, 28343, 32392, 52637, 56686, 105274, 113372, 198401, 210548, 226744, 368459, 396802, 421096, 736918, 793604, 1473836, 1587208, 2579213, 2947672, 5158426, 10316852, 20633704]

約数ペア:

[(1, 20633704), (2, 10316852), (4, 5158426), (7, 2947672), (8, 2579213), (13, 1587208), (14, 1473836), (26, 793604), (28, 736918), (49, 421096), (52, 396802), (56, 368459), (91, 226744), (98, 210548), (104, 198401), (182, 113372), (196, 105274), (364, 56686), (392, 52637), (637, 32392), (728, 28343), (1274, 16196), (2548, 8098), (4049, 5096)]