20600957.000000000

素因数分解:

$2^3\times 3^2\times {\mathrm{659}}^1\times {\mathrm{2753}}^1$

素因数の和:3424

約数の個数: 48

約数和(自身を含む): 354439800

約数和(自身を除く): 223815456

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 659, 1318, 1977, 2636, 2753, 3954, 5272, 5506, 5931, 7908, 8259, 11012, 11862, 15816, 16518, 22024, 23724, 24777, 33036, 47448, 49554, 66072, 99108, 198216, 1814227, 3628454, 5442681, 7256908, 10885362, 14513816, 16328043, 21770724, 32656086, 43541448, 65312172, 130624344]

約数ペア:

[(1, 130624344), (2, 65312172), (3, 43541448), (4, 32656086), (6, 21770724), (8, 16328043), (9, 14513816), (12, 10885362), (18, 7256908), (24, 5442681), (36, 3628454), (72, 1814227), (659, 198216), (1318, 99108), (1977, 66072), (2636, 49554), (2753, 47448), (3954, 33036), (5272, 24777), (5506, 23724), (5931, 22024), (7908, 16518), (8259, 15816), (11012, 11862)]