19874184

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{907}}^1$

素因数の和:1010

約数の個数: 64

約数和(自身を含む): 54915840

約数和(自身を除く): 35041656

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 83, 88, 132, 166, 249, 264, 332, 498, 664, 907, 913, 996, 1814, 1826, 1992, 2721, 2739, 3628, 3652, 5442, 5478, 7256, 7304, 9977, 10884, 10956, 19954, 21768, 21912, 29931, 39908, 59862, 75281, 79816, 119724, 150562, 225843, 239448, 301124, 451686, 602248, 828091, 903372, 1656182, 1806744, 2484273, 3312364, 4968546, 6624728, 9937092, 19874184]

約数ペア:

[(1, 19874184), (2, 9937092), (3, 6624728), (4, 4968546), (6, 3312364), (8, 2484273), (11, 1806744), (12, 1656182), (22, 903372), (24, 828091), (33, 602248), (44, 451686), (66, 301124), (83, 239448), (88, 225843), (132, 150562), (166, 119724), (249, 79816), (264, 75281), (332, 59862), (498, 39908), (664, 29931), (907, 21912), (913, 21768), (996, 19954), (1814, 10956), (1826, 10884), (1992, 9977), (2721, 7304), (2739, 7256), (3628, 5478), (3652, 5442)]