20358216

素因数分解:

$2^3\times 3^4\times {\mathrm{89}}^1\times {\mathrm{353}}^1$

素因数の和:460

約数の個数: 80

約数和(自身を含む): 57825900

約数和(自身を除く): 37467684

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 89, 108, 162, 178, 216, 267, 324, 353, 356, 534, 648, 706, 712, 801, 1059, 1068, 1412, 1602, 2118, 2136, 2403, 2824, 3177, 3204, 4236, 4806, 6354, 6408, 7209, 8472, 9531, 9612, 12708, 14418, 19062, 19224, 25416, 28593, 28836, 31417, 38124, 57186, 57672, 62834, 76248, 94251, 114372, 125668, 188502, 228744, 251336, 282753, 377004, 565506, 754008, 848259, 1131012, 1696518, 2262024, 2544777, 3393036, 5089554, 6786072, 10179108, 20358216]

約数ペア:

[(1, 20358216), (2, 10179108), (3, 6786072), (4, 5089554), (6, 3393036), (8, 2544777), (9, 2262024), (12, 1696518), (18, 1131012), (24, 848259), (27, 754008), (36, 565506), (54, 377004), (72, 282753), (81, 251336), (89, 228744), (108, 188502), (162, 125668), (178, 114372), (216, 94251), (267, 76248), (324, 62834), (353, 57672), (356, 57186), (534, 38124), (648, 31417), (706, 28836), (712, 28593), (801, 25416), (1059, 19224), (1068, 19062), (1412, 14418), (1602, 12708), (2118, 9612), (2136, 9531), (2403, 8472), (2824, 7209), (3177, 6408), (3204, 6354), (4236, 4806)]